Home / 102,563,963.91-141,532,664.04-56,145,238.83

Finding the Fourth Proportional to 102,563,963.91, 141,532,664.04 and 56,145,238.83

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Solution

The fourth proportional to 102,563,963.91, 141,532,664.04 and 56,145,238.83 is: 77,477,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,563,963.91 : 141,532,664.04 = 56,145,238.83 : x
  2. Step 2: Convert to fraction form
    102,563,963.91/141,532,664.04 = 56,145,238.83/x
  3. Step 3: Cross multiply
    102,563,963.91x = 141,532,664.04 × 56,145,238.83
  4. Step 4: Simplify right side
    102,563,963.91x = 7,946,385,224,771,952
  5. Step 5: Solve for x
    x = 7,946,385,224,771,952/102,563,963.91
  6. Step 6: Final answer
    x = 77,477,360.68

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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.