Home / 100,995,976.04-151,500,341.46-42,692,781.92

Finding the Fourth Proportional to 100,995,976.04, 151,500,341.46 and 42,692,781.92

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Solution

The fourth proportional to 100,995,976.04, 151,500,341.46 and 42,692,781.92 is: 64,041,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,995,976.04 : 151,500,341.46 = 42,692,781.92 : x
  2. Step 2: Convert to fraction form
    100,995,976.04/151,500,341.46 = 42,692,781.92/x
  3. Step 3: Cross multiply
    100,995,976.04x = 151,500,341.46 × 42,692,781.92
  4. Step 4: Simplify right side
    100,995,976.04x = 6,467,971,038,757,315
  5. Step 5: Solve for x
    x = 6,467,971,038,757,315/100,995,976.04
  6. Step 6: Final answer
    x = 64,041,868.72

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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.