Home / 713,305,486.38-1,068,738,495.86-557,799,245.04

Finding the Fourth Proportional to 713,305,486.38, 1,068,738,495.86 and 557,799,245.04

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Solution

The fourth proportional to 713,305,486.38, 1,068,738,495.86 and 557,799,245.04 is: 835,745,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,305,486.38 : 1,068,738,495.86 = 557,799,245.04 : x
  2. Step 2: Convert to fraction form
    713,305,486.38/1,068,738,495.86 = 557,799,245.04/x
  3. Step 3: Cross multiply
    713,305,486.38x = 1,068,738,495.86 × 557,799,245.04
  4. Step 4: Simplify right side
    713,305,486.38x = 596,141,526,135,893,120
  5. Step 5: Solve for x
    x = 596,141,526,135,893,120/713,305,486.38
  6. Step 6: Final answer
    x = 835,745,045.45

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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.