Home / 82,717,821.70-124,076,732.55-22,133,547.70

Finding the Fourth Proportional to 82,717,821.70, 124,076,732.55 and 22,133,547.70

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Solution

The fourth proportional to 82,717,821.70, 124,076,732.55 and 22,133,547.70 is: 33,200,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,717,821.70 : 124,076,732.55 = 22,133,547.70 : x
  2. Step 2: Convert to fraction form
    82,717,821.70/124,076,732.55 = 22,133,547.70/x
  3. Step 3: Cross multiply
    82,717,821.70x = 124,076,732.55 × 22,133,547.70
  4. Step 4: Simplify right side
    82,717,821.70x = 2,746,258,278,355,567.50
  5. Step 5: Solve for x
    x = 2,746,258,278,355,567.50/82,717,821.70
  6. Step 6: Final answer
    x = 33,200,321.55

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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.