Home / 145,639,549.55-201,030,474.79-115,924,704.16

Finding the Fourth Proportional to 145,639,549.55, 201,030,474.79 and 115,924,704.16

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Solution

The fourth proportional to 145,639,549.55, 201,030,474.79 and 115,924,704.16 is: 160,014,215.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,639,549.55 : 201,030,474.79 = 115,924,704.16 : x
  2. Step 2: Convert to fraction form
    145,639,549.55/201,030,474.79 = 115,924,704.16/x
  3. Step 3: Cross multiply
    145,639,549.55x = 201,030,474.79 × 115,924,704.16
  4. Step 4: Simplify right side
    145,639,549.55x = 23,304,398,316,829,596
  5. Step 5: Solve for x
    x = 23,304,398,316,829,596/145,639,549.55
  6. Step 6: Final answer
    x = 160,014,215.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.