Home / 531,551,178.40-797,326,767.60-458,850,049.60

Finding the Fourth Proportional to 531,551,178.40, 797,326,767.60 and 458,850,049.60

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Solution

The fourth proportional to 531,551,178.40, 797,326,767.60 and 458,850,049.60 is: 688,275,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,551,178.40 : 797,326,767.60 = 458,850,049.60 : x
  2. Step 2: Convert to fraction form
    531,551,178.40/797,326,767.60 = 458,850,049.60/x
  3. Step 3: Cross multiply
    531,551,178.40x = 797,326,767.60 × 458,850,049.60
  4. Step 4: Simplify right side
    531,551,178.40x = 365,853,426,860,667,712
  5. Step 5: Solve for x
    x = 365,853,426,860,667,712/531,551,178.40
  6. Step 6: Final answer
    x = 688,275,074.40

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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.