Home / 491,000,277.95-677,570,778.96-267,983,558.18

Finding the Fourth Proportional to 491,000,277.95, 677,570,778.96 and 267,983,558.18

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Solution

The fourth proportional to 491,000,277.95, 677,570,778.96 and 267,983,558.18 is: 369,812,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,000,277.95 : 677,570,778.96 = 267,983,558.18 : x
  2. Step 2: Convert to fraction form
    491,000,277.95/677,570,778.96 = 267,983,558.18/x
  3. Step 3: Cross multiply
    491,000,277.95x = 677,570,778.96 × 267,983,558.18
  4. Step 4: Simplify right side
    491,000,277.95x = 181,577,828,264,495,104
  5. Step 5: Solve for x
    x = 181,577,828,264,495,104/491,000,277.95
  6. Step 6: Final answer
    x = 369,812,068.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.