Home / 185,376,908.70-278,065,363.05-49,076,070.30

Finding the Fourth Proportional to 185,376,908.70, 278,065,363.05 and 49,076,070.30

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Solution

The fourth proportional to 185,376,908.70, 278,065,363.05 and 49,076,070.30 is: 73,614,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,376,908.70 : 278,065,363.05 = 49,076,070.30 : x
  2. Step 2: Convert to fraction form
    185,376,908.70/278,065,363.05 = 49,076,070.30/x
  3. Step 3: Cross multiply
    185,376,908.70x = 278,065,363.05 × 49,076,070.30
  4. Step 4: Simplify right side
    185,376,908.70x = 13,646,355,305,036,822
  5. Step 5: Solve for x
    x = 13,646,355,305,036,822/185,376,908.70
  6. Step 6: Final answer
    x = 73,614,105.45

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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.