Home / 123,702,358.48-170,712,201.80-67,948,946.62

Finding the Fourth Proportional to 123,702,358.48, 170,712,201.80 and 67,948,946.62

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Solution

The fourth proportional to 123,702,358.48, 170,712,201.80 and 67,948,946.62 is: 93,771,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,702,358.48 : 170,712,201.80 = 67,948,946.62 : x
  2. Step 2: Convert to fraction form
    123,702,358.48/170,712,201.80 = 67,948,946.62/x
  3. Step 3: Cross multiply
    123,702,358.48x = 170,712,201.80 × 67,948,946.62
  4. Step 4: Simplify right side
    123,702,358.48x = 11,599,714,287,490,870
  5. Step 5: Solve for x
    x = 11,599,714,287,490,870/123,702,358.48
  6. Step 6: Final answer
    x = 93,771,165.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.