Home / 1,306,425,796.34-1,802,864,442.51-711,715,167.62

Finding the Fourth Proportional to 1,306,425,796.34, 1,802,864,442.51 and 711,715,167.62

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Solution

The fourth proportional to 1,306,425,796.34, 1,802,864,442.51 and 711,715,167.62 is: 982,165,211.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,425,796.34 : 1,802,864,442.51 = 711,715,167.62 : x
  2. Step 2: Convert to fraction form
    1,306,425,796.34/1,802,864,442.51 = 711,715,167.62/x
  3. Step 3: Cross multiply
    1,306,425,796.34x = 1,802,864,442.51 × 711,715,167.62
  4. Step 4: Simplify right side
    1,306,425,796.34x = 1,283,125,968,897,142,528
  5. Step 5: Solve for x
    x = 1,283,125,968,897,142,528/1,306,425,796.34
  6. Step 6: Final answer
    x = 982,165,211.75

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Double scale
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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.