Home / 1,792,181,486.90-2,688,272,230.35-1,429,384,430.90

Finding the Fourth Proportional to 1,792,181,486.90, 2,688,272,230.35 and 1,429,384,430.90

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Solution

The fourth proportional to 1,792,181,486.90, 2,688,272,230.35 and 1,429,384,430.90 is: 2,144,076,646.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,181,486.90 : 2,688,272,230.35 = 1,429,384,430.90 : x
  2. Step 2: Convert to fraction form
    1,792,181,486.90/2,688,272,230.35 = 1,429,384,430.90/x
  3. Step 3: Cross multiply
    1,792,181,486.90x = 2,688,272,230.35 × 1,429,384,430.90
  4. Step 4: Simplify right side
    1,792,181,486.90x = 3,842,574,472,083,108,352
  5. Step 5: Solve for x
    x = 3,842,574,472,083,108,352/1,792,181,486.90
  6. Step 6: Final answer
    x = 2,144,076,646.35

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Double scale
Find fourth proportional to 1,792,181,487.90, 2,688,272,231.85 and 1,429,384,431.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.