Home / 677,137,956,287.16-934,450,532,204.52-372,643,612,268.55

Finding the Fourth Proportional to 677,137,956,287.16, 934,450,532,204.52 and 372,643,612,268.55

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Solution

The fourth proportional to 677,137,956,287.16, 934,450,532,204.52 and 372,643,612,268.55 is: 514,248,268,870.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,137,956,287.16 : 934,450,532,204.52 = 372,643,612,268.55 : x
  2. Step 2: Convert to fraction form
    677,137,956,287.16/934,450,532,204.52 = 372,643,612,268.55/x
  3. Step 3: Cross multiply
    677,137,956,287.16x = 934,450,532,204.52 × 372,643,612,268.55
  4. Step 4: Simplify right side
    677,137,956,287.16x = 348,217,021,806,961,313,710,080
  5. Step 5: Solve for x
    x = 348,217,021,806,961,313,710,080/677,137,956,287.16
  6. Step 6: Final answer
    x = 514,248,268,870.18

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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.