Home / 319,407,624.50-479,063,381.07-89,346,888.50

Finding the Fourth Proportional to 319,407,624.50, 479,063,381.07 and 89,346,888.50

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Solution

The fourth proportional to 319,407,624.50, 479,063,381.07 and 89,346,888.50 is: 134,006,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,407,624.50 : 479,063,381.07 = 89,346,888.50 : x
  2. Step 2: Convert to fraction form
    319,407,624.50/479,063,381.07 = 89,346,888.50/x
  3. Step 3: Cross multiply
    319,407,624.50x = 479,063,381.07 × 89,346,888.50
  4. Step 4: Simplify right side
    319,407,624.50x = 42,802,822,492,894,304
  5. Step 5: Solve for x
    x = 42,802,822,492,894,304/319,407,624.50
  6. Step 6: Final answer
    x = 134,006,890.29

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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.