Home / 162,276,674.46-243,443,355.24-71,397,901.50

Finding the Fourth Proportional to 162,276,674.46, 243,443,355.24 and 71,397,901.50

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Solution

The fourth proportional to 162,276,674.46, 243,443,355.24 and 71,397,901.50 is: 107,109,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,276,674.46 : 243,443,355.24 = 71,397,901.50 : x
  2. Step 2: Convert to fraction form
    162,276,674.46/243,443,355.24 = 71,397,901.50/x
  3. Step 3: Cross multiply
    162,276,674.46x = 243,443,355.24 × 71,397,901.50
  4. Step 4: Simplify right side
    162,276,674.46x = 17,381,344,698,255,030
  5. Step 5: Solve for x
    x = 17,381,344,698,255,030/162,276,674.46
  6. Step 6: Final answer
    x = 107,109,322.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.