Home / 243,577,432.40-365,366,148.60-236,402,978.90

Finding the Fourth Proportional to 243,577,432.40, 365,366,148.60 and 236,402,978.90

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Solution

The fourth proportional to 243,577,432.40, 365,366,148.60 and 236,402,978.90 is: 354,604,468.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,577,432.40 : 365,366,148.60 = 236,402,978.90 : x
  2. Step 2: Convert to fraction form
    243,577,432.40/365,366,148.60 = 236,402,978.90/x
  3. Step 3: Cross multiply
    243,577,432.40x = 365,366,148.60 × 236,402,978.90
  4. Step 4: Simplify right side
    243,577,432.40x = 86,373,645,918,260,080
  5. Step 5: Solve for x
    x = 86,373,645,918,260,080/243,577,432.40
  6. Step 6: Final answer
    x = 354,604,468.35

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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.