Home / 1,169,226,432.30-1,613,740,376.28-699,379,444.20

Finding the Fourth Proportional to 1,169,226,432.30, 1,613,740,376.28 and 699,379,444.20

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Solution

The fourth proportional to 1,169,226,432.30, 1,613,740,376.28 and 699,379,444.20 is: 965,267,989.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,226,432.30 : 1,613,740,376.28 = 699,379,444.20 : x
  2. Step 2: Convert to fraction form
    1,169,226,432.30/1,613,740,376.28 = 699,379,444.20/x
  3. Step 3: Cross multiply
    1,169,226,432.30x = 1,613,740,376.28 × 699,379,444.20
  4. Step 4: Simplify right side
    1,169,226,432.30x = 1,128,616,847,445,805,312
  5. Step 5: Solve for x
    x = 1,128,616,847,445,805,312/1,169,226,432.30
  6. Step 6: Final answer
    x = 965,267,989.39

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Half scale
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Double scale
Find fourth proportional to 1,169,226,433.30, 1,613,740,377.66 and 699,379,445.20
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.