Home / 359,936,620.80-539,904,931.20-237,492,614.40

Finding the Fourth Proportional to 359,936,620.80, 539,904,931.20 and 237,492,614.40

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Solution

The fourth proportional to 359,936,620.80, 539,904,931.20 and 237,492,614.40 is: 356,238,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,936,620.80 : 539,904,931.20 = 237,492,614.40 : x
  2. Step 2: Convert to fraction form
    359,936,620.80/539,904,931.20 = 237,492,614.40/x
  3. Step 3: Cross multiply
    359,936,620.80x = 539,904,931.20 × 237,492,614.40
  4. Step 4: Simplify right side
    359,936,620.80x = 128,223,433,638,140,144
  5. Step 5: Solve for x
    x = 128,223,433,638,140,144/359,936,620.80
  6. Step 6: Final answer
    x = 356,238,921.60

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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.