Home / 102,033,219.84-140,761,398.65-64,843,569.15

Finding the Fourth Proportional to 102,033,219.84, 140,761,398.65 and 64,843,569.15

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Solution

The fourth proportional to 102,033,219.84, 140,761,398.65 and 64,843,569.15 is: 89,455,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,033,219.84 : 140,761,398.65 = 64,843,569.15 : x
  2. Step 2: Convert to fraction form
    102,033,219.84/140,761,398.65 = 64,843,569.15/x
  3. Step 3: Cross multiply
    102,033,219.84x = 140,761,398.65 × 64,843,569.15
  4. Step 4: Simplify right side
    102,033,219.84x = 9,127,471,486,687,774
  5. Step 5: Solve for x
    x = 9,127,471,486,687,774/102,033,219.84
  6. Step 6: Final answer
    x = 89,455,880.16

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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.