Home / 129,990,959.61-179,282,925.36-114,276,384.24

Finding the Fourth Proportional to 129,990,959.61, 179,282,925.36 and 114,276,384.24

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Solution

The fourth proportional to 129,990,959.61, 179,282,925.36 and 114,276,384.24 is: 157,609,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,990,959.61 : 179,282,925.36 = 114,276,384.24 : x
  2. Step 2: Convert to fraction form
    129,990,959.61/179,282,925.36 = 114,276,384.24/x
  3. Step 3: Cross multiply
    129,990,959.61x = 179,282,925.36 × 114,276,384.24
  4. Step 4: Simplify right side
    129,990,959.61x = 20,487,804,466,110,600
  5. Step 5: Solve for x
    x = 20,487,804,466,110,600/129,990,959.61
  6. Step 6: Final answer
    x = 157,609,456.29

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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.