Home / 243,577,983.60-365,366,975.40-191,921,918.40

Finding the Fourth Proportional to 243,577,983.60, 365,366,975.40 and 191,921,918.40

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Solution

The fourth proportional to 243,577,983.60, 365,366,975.40 and 191,921,918.40 is: 287,882,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,577,983.60 : 365,366,975.40 = 191,921,918.40 : x
  2. Step 2: Convert to fraction form
    243,577,983.60/365,366,975.40 = 191,921,918.40/x
  3. Step 3: Cross multiply
    243,577,983.60x = 365,366,975.40 × 191,921,918.40
  4. Step 4: Simplify right side
    243,577,983.60x = 70,121,930,838,773,608
  5. Step 5: Solve for x
    x = 70,121,930,838,773,608/243,577,983.60
  6. Step 6: Final answer
    x = 287,882,877.60

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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.