Home / 531,726,178.67-797,707,847.15-163,298,312.55

Finding the Fourth Proportional to 531,726,178.67, 797,707,847.15 and 163,298,312.55

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Solution

The fourth proportional to 531,726,178.67, 797,707,847.15 and 163,298,312.55 is: 244,983,885.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,726,178.67 : 797,707,847.15 = 163,298,312.55 : x
  2. Step 2: Convert to fraction form
    531,726,178.67/797,707,847.15 = 163,298,312.55/x
  3. Step 3: Cross multiply
    531,726,178.67x = 797,707,847.15 × 163,298,312.55
  4. Step 4: Simplify right side
    531,726,178.67x = 130,264,345,346,671,840
  5. Step 5: Solve for x
    x = 130,264,345,346,671,840/531,726,178.67
  6. Step 6: Final answer
    x = 244,983,885.64

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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.