Home / 102,801,859.77-141,865,242.96-58,748,354.13

Finding the Fourth Proportional to 102,801,859.77, 141,865,242.96 and 58,748,354.13

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Solution

The fourth proportional to 102,801,859.77, 141,865,242.96 and 58,748,354.13 is: 81,071,972.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,801,859.77 : 141,865,242.96 = 58,748,354.13 : x
  2. Step 2: Convert to fraction form
    102,801,859.77/141,865,242.96 = 58,748,354.13/x
  3. Step 3: Cross multiply
    102,801,859.77x = 141,865,242.96 × 58,748,354.13
  4. Step 4: Simplify right side
    102,801,859.77x = 8,334,349,532,152,570
  5. Step 5: Solve for x
    x = 8,334,349,532,152,570/102,801,859.77
  6. Step 6: Final answer
    x = 81,071,972.34

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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.