Home / 1,082,635,012.74-1,493,865,663.24-630,587,376.90

Finding the Fourth Proportional to 1,082,635,012.74, 1,493,865,663.24 and 630,587,376.90

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Solution

The fourth proportional to 1,082,635,012.74, 1,493,865,663.24 and 630,587,376.90 is: 870,111,181.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,635,012.74 : 1,493,865,663.24 = 630,587,376.90 : x
  2. Step 2: Convert to fraction form
    1,082,635,012.74/1,493,865,663.24 = 630,587,376.90/x
  3. Step 3: Cross multiply
    1,082,635,012.74x = 1,493,865,663.24 × 630,587,376.90
  4. Step 4: Simplify right side
    1,082,635,012.74x = 942,012,830,023,490,304
  5. Step 5: Solve for x
    x = 942,012,830,023,490,304/1,082,635,012.74
  6. Step 6: Final answer
    x = 870,111,181.46

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Double scale
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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.