Home / 460,656,000.40-690,984,000.60-149,763,015.40

Finding the Fourth Proportional to 460,656,000.40, 690,984,000.60 and 149,763,015.40

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Solution

The fourth proportional to 460,656,000.40, 690,984,000.60 and 149,763,015.40 is: 224,644,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,656,000.40 : 690,984,000.60 = 149,763,015.40 : x
  2. Step 2: Convert to fraction form
    460,656,000.40/690,984,000.60 = 149,763,015.40/x
  3. Step 3: Cross multiply
    460,656,000.40x = 690,984,000.60 × 149,763,015.40
  4. Step 4: Simplify right side
    460,656,000.40x = 103,483,847,523,011,424
  5. Step 5: Solve for x
    x = 103,483,847,523,011,424/460,656,000.40
  6. Step 6: Final answer
    x = 224,644,523.10

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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.