Home / 436,931,914.80-602,974,931.05-238,706,248.62

Finding the Fourth Proportional to 436,931,914.80, 602,974,931.05 and 238,706,248.62

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Solution

The fourth proportional to 436,931,914.80, 602,974,931.05 and 238,706,248.62 is: 329,419,479.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,931,914.80 : 602,974,931.05 = 238,706,248.62 : x
  2. Step 2: Convert to fraction form
    436,931,914.80/602,974,931.05 = 238,706,248.62/x
  3. Step 3: Cross multiply
    436,931,914.80x = 602,974,931.05 × 238,706,248.62
  4. Step 4: Simplify right side
    436,931,914.80x = 143,933,883,805,408,192
  5. Step 5: Solve for x
    x = 143,933,883,805,408,192/436,931,914.80
  6. Step 6: Final answer
    x = 329,419,479.17

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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.