Home / 125,578,990.08-173,260,057.59-73,330,335.36

Finding the Fourth Proportional to 125,578,990.08, 173,260,057.59 and 73,330,335.36

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Solution

The fourth proportional to 125,578,990.08, 173,260,057.59 and 73,330,335.36 is: 101,173,119.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,578,990.08 : 173,260,057.59 = 73,330,335.36 : x
  2. Step 2: Convert to fraction form
    125,578,990.08/173,260,057.59 = 73,330,335.36/x
  3. Step 3: Cross multiply
    125,578,990.08x = 173,260,057.59 × 73,330,335.36
  4. Step 4: Simplify right side
    125,578,990.08x = 12,705,218,127,567,614
  5. Step 5: Solve for x
    x = 12,705,218,127,567,614/125,578,990.08
  6. Step 6: Final answer
    x = 101,173,119.16

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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.