Home / 73,103,637.80-109,655,456.70-30,003,772.70

Finding the Fourth Proportional to 73,103,637.80, 109,655,456.70 and 30,003,772.70

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Solution

The fourth proportional to 73,103,637.80, 109,655,456.70 and 30,003,772.70 is: 45,005,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,103,637.80 : 109,655,456.70 = 30,003,772.70 : x
  2. Step 2: Convert to fraction form
    73,103,637.80/109,655,456.70 = 30,003,772.70/x
  3. Step 3: Cross multiply
    73,103,637.80x = 109,655,456.70 × 30,003,772.70
  4. Step 4: Simplify right side
    73,103,637.80x = 3,290,077,398,141,492
  5. Step 5: Solve for x
    x = 3,290,077,398,141,492/73,103,637.80
  6. Step 6: Final answer
    x = 45,005,659.05

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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.