Home / 66,433,534.20-99,650,301.30-40,605,501.60

Finding the Fourth Proportional to 66,433,534.20, 99,650,301.30 and 40,605,501.60

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Solution

The fourth proportional to 66,433,534.20, 99,650,301.30 and 40,605,501.60 is: 60,908,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,534.20 : 99,650,301.30 = 40,605,501.60 : x
  2. Step 2: Convert to fraction form
    66,433,534.20/99,650,301.30 = 40,605,501.60/x
  3. Step 3: Cross multiply
    66,433,534.20x = 99,650,301.30 × 40,605,501.60
  4. Step 4: Simplify right side
    66,433,534.20x = 4,046,350,468,877,632
  5. Step 5: Solve for x
    x = 4,046,350,468,877,632/66,433,534.20
  6. Step 6: Final answer
    x = 60,908,252.40

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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.