Home / 488,448,000.80-732,672,001.20-294,956,237.60

Finding the Fourth Proportional to 488,448,000.80, 732,672,001.20 and 294,956,237.60

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Solution

The fourth proportional to 488,448,000.80, 732,672,001.20 and 294,956,237.60 is: 442,434,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,448,000.80 : 732,672,001.20 = 294,956,237.60 : x
  2. Step 2: Convert to fraction form
    488,448,000.80/732,672,001.20 = 294,956,237.60/x
  3. Step 3: Cross multiply
    488,448,000.80x = 732,672,001.20 × 294,956,237.60
  4. Step 4: Simplify right side
    488,448,000.80x = 216,106,176,868,814,720
  5. Step 5: Solve for x
    x = 216,106,176,868,814,720/488,448,000.80
  6. Step 6: Final answer
    x = 442,434,356.40

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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.