Home / 580,626,975.40-870,940,463.10-523,296,082.60

Finding the Fourth Proportional to 580,626,975.40, 870,940,463.10 and 523,296,082.60

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Solution

The fourth proportional to 580,626,975.40, 870,940,463.10 and 523,296,082.60 is: 784,944,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,626,975.40 : 870,940,463.10 = 523,296,082.60 : x
  2. Step 2: Convert to fraction form
    580,626,975.40/870,940,463.10 = 523,296,082.60/x
  3. Step 3: Cross multiply
    580,626,975.40x = 870,940,463.10 × 523,296,082.60
  4. Step 4: Simplify right side
    580,626,975.40x = 455,759,732,518,059,904
  5. Step 5: Solve for x
    x = 455,759,732,518,059,904/580,626,975.40
  6. Step 6: Final answer
    x = 784,944,123.90

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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.