Home / 163,166,062.15-244,677,272.10-86,471,121.43

Finding the Fourth Proportional to 163,166,062.15, 244,677,272.10 and 86,471,121.43

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Solution

The fourth proportional to 163,166,062.15, 244,677,272.10 and 86,471,121.43 is: 129,668,619.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,166,062.15 : 244,677,272.10 = 86,471,121.43 : x
  2. Step 2: Convert to fraction form
    163,166,062.15/244,677,272.10 = 86,471,121.43/x
  3. Step 3: Cross multiply
    163,166,062.15x = 244,677,272.10 × 86,471,121.43
  4. Step 4: Simplify right side
    163,166,062.15x = 21,157,518,106,920,252
  5. Step 5: Solve for x
    x = 21,157,518,106,920,252/163,166,062.15
  6. Step 6: Final answer
    x = 129,668,619.98

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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.