Home / 517,403,668.28-714,019,962.20-294,385,345.25

Finding the Fourth Proportional to 517,403,668.28, 714,019,962.20 and 294,385,345.25

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Solution

The fourth proportional to 517,403,668.28, 714,019,962.20 and 294,385,345.25 is: 406,253,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,403,668.28 : 714,019,962.20 = 294,385,345.25 : x
  2. Step 2: Convert to fraction form
    517,403,668.28/714,019,962.20 = 294,385,345.25/x
  3. Step 3: Cross multiply
    517,403,668.28x = 714,019,962.20 × 294,385,345.25
  4. Step 4: Simplify right side
    517,403,668.28x = 210,197,013,082,596,928
  5. Step 5: Solve for x
    x = 210,197,013,082,596,928/517,403,668.28
  6. Step 6: Final answer
    x = 406,253,426.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.