Home / 212,814,575.10-319,221,862.65-212,814,575.10

Finding the Fourth Proportional to 212,814,575.10, 319,221,862.65 and 212,814,575.10

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Solution

The fourth proportional to 212,814,575.10, 319,221,862.65 and 212,814,575.10 is: 319,221,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,814,575.10 : 319,221,862.65 = 212,814,575.10 : x
  2. Step 2: Convert to fraction form
    212,814,575.10/319,221,862.65 = 212,814,575.10/x
  3. Step 3: Cross multiply
    212,814,575.10x = 319,221,862.65 × 212,814,575.10
  4. Step 4: Simplify right side
    212,814,575.10x = 67,935,065,062,490,304
  5. Step 5: Solve for x
    x = 67,935,065,062,490,304/212,814,575.10
  6. Step 6: Final answer
    x = 319,221,862.65

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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.