Home / 257,084,862.27-354,885,724.43-173,566,127.36

Finding the Fourth Proportional to 257,084,862.27, 354,885,724.43 and 173,566,127.36

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Solution

The fourth proportional to 257,084,862.27, 354,885,724.43 and 173,566,127.36 is: 239,594,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,084,862.27 : 354,885,724.43 = 173,566,127.36 : x
  2. Step 2: Convert to fraction form
    257,084,862.27/354,885,724.43 = 173,566,127.36/x
  3. Step 3: Cross multiply
    257,084,862.27x = 354,885,724.43 × 173,566,127.36
  4. Step 4: Simplify right side
    257,084,862.27x = 61,596,140,844,663,248
  5. Step 5: Solve for x
    x = 61,596,140,844,663,248/257,084,862.27
  6. Step 6: Final answer
    x = 239,594,584.84

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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.