Home / 559,872,344.30-839,808,516.45-342,194,110.70

Finding the Fourth Proportional to 559,872,344.30, 839,808,516.45 and 342,194,110.70

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Solution

The fourth proportional to 559,872,344.30, 839,808,516.45 and 342,194,110.70 is: 513,291,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,344.30 : 839,808,516.45 = 342,194,110.70 : x
  2. Step 2: Convert to fraction form
    559,872,344.30/839,808,516.45 = 342,194,110.70/x
  3. Step 3: Cross multiply
    559,872,344.30x = 839,808,516.45 × 342,194,110.70
  4. Step 4: Simplify right side
    559,872,344.30x = 287,377,528,444,894,080
  5. Step 5: Solve for x
    x = 287,377,528,444,894,080/559,872,344.30
  6. Step 6: Final answer
    x = 513,291,166.05

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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.