Home / 435,506,520.60-653,259,780.90-274,263,384.60

Finding the Fourth Proportional to 435,506,520.60, 653,259,780.90 and 274,263,384.60

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Solution

The fourth proportional to 435,506,520.60, 653,259,780.90 and 274,263,384.60 is: 411,395,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,506,520.60 : 653,259,780.90 = 274,263,384.60 : x
  2. Step 2: Convert to fraction form
    435,506,520.60/653,259,780.90 = 274,263,384.60/x
  3. Step 3: Cross multiply
    435,506,520.60x = 653,259,780.90 × 274,263,384.60
  4. Step 4: Simplify right side
    435,506,520.60x = 179,165,238,532,688,448
  5. Step 5: Solve for x
    x = 179,165,238,532,688,448/435,506,520.60
  6. Step 6: Final answer
    x = 411,395,076.90

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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.