Home / 435,497,788.20-653,545,280.70-193,334,485.80

Finding the Fourth Proportional to 435,497,788.20, 653,545,280.70 and 193,334,485.80

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Solution

The fourth proportional to 435,497,788.20, 653,545,280.70 and 193,334,485.80 is: 290,134,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,497,788.20 : 653,545,280.70 = 193,334,485.80 : x
  2. Step 2: Convert to fraction form
    435,497,788.20/653,545,280.70 = 193,334,485.80/x
  3. Step 3: Cross multiply
    435,497,788.20x = 653,545,280.70 × 193,334,485.80
  4. Step 4: Simplify right side
    435,497,788.20x = 126,352,840,791,151,184
  5. Step 5: Solve for x
    x = 126,352,840,791,151,184/435,497,788.20
  6. Step 6: Final answer
    x = 290,134,288.20

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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.