Home / 1,306,425,830.59-1,802,864,489.79-711,715,201.93

Finding the Fourth Proportional to 1,306,425,830.59, 1,802,864,489.79 and 711,715,201.93

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Solution

The fourth proportional to 1,306,425,830.59, 1,802,864,489.79 and 711,715,201.93 is: 982,165,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,425,830.59 : 1,802,864,489.79 = 711,715,201.93 : x
  2. Step 2: Convert to fraction form
    1,306,425,830.59/1,802,864,489.79 = 711,715,201.93/x
  3. Step 3: Cross multiply
    1,306,425,830.59x = 1,802,864,489.79 × 711,715,201.93
  4. Step 4: Simplify right side
    1,306,425,830.59x = 1,283,126,064,403,316,224
  5. Step 5: Solve for x
    x = 1,283,126,064,403,316,224/1,306,425,830.59
  6. Step 6: Final answer
    x = 982,165,259.11

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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.