Home / 113,956,068.29-157,313,595.92-76,343,995.71

Finding the Fourth Proportional to 113,956,068.29, 157,313,595.92 and 76,343,995.71

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Solution

The fourth proportional to 113,956,068.29, 157,313,595.92 and 76,343,995.71 is: 105,391,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,956,068.29 : 157,313,595.92 = 76,343,995.71 : x
  2. Step 2: Convert to fraction form
    113,956,068.29/157,313,595.92 = 76,343,995.71/x
  3. Step 3: Cross multiply
    113,956,068.29x = 157,313,595.92 × 76,343,995.71
  4. Step 4: Simplify right side
    113,956,068.29x = 12,009,948,491,659,432
  5. Step 5: Solve for x
    x = 12,009,948,491,659,432/113,956,068.29
  6. Step 6: Final answer
    x = 105,391,039.48

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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.