Home / 502,506,502.80-753,199,882.20-195,696,646.80

Finding the Fourth Proportional to 502,506,502.80, 753,199,882.20 and 195,696,646.80

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Solution

The fourth proportional to 502,506,502.80, 753,199,882.20 and 195,696,646.80 is: 293,326,933.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,506,502.80 : 753,199,882.20 = 195,696,646.80 : x
  2. Step 2: Convert to fraction form
    502,506,502.80/753,199,882.20 = 195,696,646.80/x
  3. Step 3: Cross multiply
    502,506,502.80x = 753,199,882.20 × 195,696,646.80
  4. Step 4: Simplify right side
    502,506,502.80x = 147,398,691,316,695,040
  5. Step 5: Solve for x
    x = 147,398,691,316,695,040/502,506,502.80
  6. Step 6: Final answer
    x = 293,326,933.08

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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.