Home / 82,718,322.80-124,077,484.20-22,134,048.80

Finding the Fourth Proportional to 82,718,322.80, 124,077,484.20 and 22,134,048.80

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Solution

The fourth proportional to 82,718,322.80, 124,077,484.20 and 22,134,048.80 is: 33,201,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,718,322.80 : 124,077,484.20 = 22,134,048.80 : x
  2. Step 2: Convert to fraction form
    82,718,322.80/124,077,484.20 = 22,134,048.80/x
  3. Step 3: Cross multiply
    82,718,322.80x = 124,077,484.20 × 22,134,048.80
  4. Step 4: Simplify right side
    82,718,322.80x = 2,746,337,090,264,029
  5. Step 5: Solve for x
    x = 2,746,337,090,264,029/82,718,322.80
  6. Step 6: Final answer
    x = 33,201,073.20

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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.