Home / 359,395,886.46-537,675,398.28-272,208,561.75

Finding the Fourth Proportional to 359,395,886.46, 537,675,398.28 and 272,208,561.75

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Solution

The fourth proportional to 359,395,886.46, 537,675,398.28 and 272,208,561.75 is: 407,238,514.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,395,886.46 : 537,675,398.28 = 272,208,561.75 : x
  2. Step 2: Convert to fraction form
    359,395,886.46/537,675,398.28 = 272,208,561.75/x
  3. Step 3: Cross multiply
    359,395,886.46x = 537,675,398.28 × 272,208,561.75
  4. Step 4: Simplify right side
    359,395,886.46x = 146,359,846,854,157,216
  5. Step 5: Solve for x
    x = 146,359,846,854,157,216/359,395,886.46
  6. Step 6: Final answer
    x = 407,238,514.32

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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.