Home / 488,592,005.20-732,888,007.80-435,022,752.40

Finding the Fourth Proportional to 488,592,005.20, 732,888,007.80 and 435,022,752.40

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Solution

The fourth proportional to 488,592,005.20, 732,888,007.80 and 435,022,752.40 is: 652,534,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,592,005.20 : 732,888,007.80 = 435,022,752.40 : x
  2. Step 2: Convert to fraction form
    488,592,005.20/732,888,007.80 = 435,022,752.40/x
  3. Step 3: Cross multiply
    488,592,005.20x = 732,888,007.80 × 435,022,752.40
  4. Step 4: Simplify right side
    488,592,005.20x = 318,822,958,354,108,608
  5. Step 5: Solve for x
    x = 318,822,958,354,108,608/488,592,005.20
  6. Step 6: Final answer
    x = 652,534,128.60

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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.