Home / 160,581,730.68-221,553,967.50-90,956,048.76

Finding the Fourth Proportional to 160,581,730.68, 221,553,967.50 and 90,956,048.76

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Solution

The fourth proportional to 160,581,730.68, 221,553,967.50 and 90,956,048.76 is: 125,491,694.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,581,730.68 : 221,553,967.50 = 90,956,048.76 : x
  2. Step 2: Convert to fraction form
    160,581,730.68/221,553,967.50 = 90,956,048.76/x
  3. Step 3: Cross multiply
    160,581,730.68x = 221,553,967.50 × 90,956,048.76
  4. Step 4: Simplify right side
    160,581,730.68x = 20,151,673,470,901,456
  5. Step 5: Solve for x
    x = 20,151,673,470,901,456/160,581,730.68
  6. Step 6: Final answer
    x = 125,491,694.39

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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.