Home / 1,127,824,642.89-1,691,730,140.90-613,523,599.29

Finding the Fourth Proportional to 1,127,824,642.89, 1,691,730,140.90 and 613,523,599.29

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Solution

The fourth proportional to 1,127,824,642.89, 1,691,730,140.90 and 613,523,599.29 is: 920,281,687.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,824,642.89 : 1,691,730,140.90 = 613,523,599.29 : x
  2. Step 2: Convert to fraction form
    1,127,824,642.89/1,691,730,140.90 = 613,523,599.29/x
  3. Step 3: Cross multiply
    1,127,824,642.89x = 1,691,730,140.90 × 613,523,599.29
  4. Step 4: Simplify right side
    1,127,824,642.89x = 1,037,916,365,069,279,104
  5. Step 5: Solve for x
    x = 1,037,916,365,069,279,104/1,127,824,642.89
  6. Step 6: Final answer
    x = 920,281,687.06

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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.