Home / 357,554,891.34-536,042,909.15-111,785,018.64

Finding the Fourth Proportional to 357,554,891.34, 536,042,909.15 and 111,785,018.64

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Solution

The fourth proportional to 357,554,891.34, 536,042,909.15 and 111,785,018.64 is: 167,587,042.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,554,891.34 : 536,042,909.15 = 111,785,018.64 : x
  2. Step 2: Convert to fraction form
    357,554,891.34/536,042,909.15 = 111,785,018.64/x
  3. Step 3: Cross multiply
    357,554,891.34x = 536,042,909.15 × 111,785,018.64
  4. Step 4: Simplify right side
    357,554,891.34x = 59,921,566,591,172,576
  5. Step 5: Solve for x
    x = 59,921,566,591,172,576/357,554,891.34
  6. Step 6: Final answer
    x = 167,587,042.00

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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.