Home / 7,156,154,159.52-10,720,266,716.88-5,574,857,318.16

Finding the Fourth Proportional to 7,156,154,159.52, 10,720,266,716.88 and 5,574,857,318.16

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Solution

The fourth proportional to 7,156,154,159.52, 10,720,266,716.88 and 5,574,857,318.16 is: 8,351,407,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156,154,159.52 : 10,720,266,716.88 = 5,574,857,318.16 : x
  2. Step 2: Convert to fraction form
    7,156,154,159.52/10,720,266,716.88 = 5,574,857,318.16/x
  3. Step 3: Cross multiply
    7,156,154,159.52x = 10,720,266,716.88 × 5,574,857,318.16
  4. Step 4: Simplify right side
    7,156,154,159.52x = 59,763,957,359,225,536,512
  5. Step 5: Solve for x
    x = 59,763,957,359,225,536,512/7,156,154,159.52
  6. Step 6: Final answer
    x = 8,351,407,198.20

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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.