Home / 355,869,622.80-533,884,926.75-192,103,864.50

Finding the Fourth Proportional to 355,869,622.80, 533,884,926.75 and 192,103,864.50

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Solution

The fourth proportional to 355,869,622.80, 533,884,926.75 and 192,103,864.50 is: 288,199,247.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,869,622.80 : 533,884,926.75 = 192,103,864.50 : x
  2. Step 2: Convert to fraction form
    355,869,622.80/533,884,926.75 = 192,103,864.50/x
  3. Step 3: Cross multiply
    355,869,622.80x = 533,884,926.75 × 192,103,864.50
  4. Step 4: Simplify right side
    355,869,622.80x = 102,561,357,626,974,432
  5. Step 5: Solve for x
    x = 102,561,357,626,974,432/355,869,622.80
  6. Step 6: Final answer
    x = 288,199,247.86

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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.