Home / 88,994,121.60-133,491,182.40-82,758,547.20

Finding the Fourth Proportional to 88,994,121.60, 133,491,182.40 and 82,758,547.20

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Solution

The fourth proportional to 88,994,121.60, 133,491,182.40 and 82,758,547.20 is: 124,137,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,994,121.60 : 133,491,182.40 = 82,758,547.20 : x
  2. Step 2: Convert to fraction form
    88,994,121.60/133,491,182.40 = 82,758,547.20/x
  3. Step 3: Cross multiply
    88,994,121.60x = 133,491,182.40 × 82,758,547.20
  4. Step 4: Simplify right side
    88,994,121.60x = 11,047,536,319,434,210
  5. Step 5: Solve for x
    x = 11,047,536,319,434,210/88,994,121.60
  6. Step 6: Final answer
    x = 124,137,820.80

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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.