Home / 141,064,966.55-194,676,117.92-78,341,341.41

Finding the Fourth Proportional to 141,064,966.55, 194,676,117.92 and 78,341,341.41

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Solution

The fourth proportional to 141,064,966.55, 194,676,117.92 and 78,341,341.41 is: 108,114,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,064,966.55 : 194,676,117.92 = 78,341,341.41 : x
  2. Step 2: Convert to fraction form
    141,064,966.55/194,676,117.92 = 78,341,341.41/x
  3. Step 3: Cross multiply
    141,064,966.55x = 194,676,117.92 × 78,341,341.41
  4. Step 4: Simplify right side
    141,064,966.55x = 15,251,188,218,344,138
  5. Step 5: Solve for x
    x = 15,251,188,218,344,138/141,064,966.55
  6. Step 6: Final answer
    x = 108,114,641.01

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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.