Home / 102,586,044.16-141,564,489.30-56,175,498.40

Finding the Fourth Proportional to 102,586,044.16, 141,564,489.30 and 56,175,498.40

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Solution

The fourth proportional to 102,586,044.16, 141,564,489.30 and 56,175,498.40 is: 77,519,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,586,044.16 : 141,564,489.30 = 56,175,498.40 : x
  2. Step 2: Convert to fraction form
    102,586,044.16/141,564,489.30 = 56,175,498.40/x
  3. Step 3: Cross multiply
    102,586,044.16x = 141,564,489.30 × 56,175,498.40
  4. Step 4: Simplify right side
    102,586,044.16x = 7,952,455,742,168,968
  5. Step 5: Solve for x
    x = 7,952,455,742,168,968/102,586,044.16
  6. Step 6: Final answer
    x = 77,519,859.62

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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.