Home / 161,749,810.60-242,624,715.90-100,527,807.40

Finding the Fourth Proportional to 161,749,810.60, 242,624,715.90 and 100,527,807.40

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Solution

The fourth proportional to 161,749,810.60, 242,624,715.90 and 100,527,807.40 is: 150,791,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,749,810.60 : 242,624,715.90 = 100,527,807.40 : x
  2. Step 2: Convert to fraction form
    161,749,810.60/242,624,715.90 = 100,527,807.40/x
  3. Step 3: Cross multiply
    161,749,810.60x = 242,624,715.90 × 100,527,807.40
  4. Step 4: Simplify right side
    161,749,810.60x = 24,390,530,710,474,920
  5. Step 5: Solve for x
    x = 24,390,530,710,474,920/161,749,810.60
  6. Step 6: Final answer
    x = 150,791,711.10

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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.