Home / 66,018,260.60-98,803,442.10-57,956,103.80

Finding the Fourth Proportional to 66,018,260.60, 98,803,442.10 and 57,956,103.80

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Solution

The fourth proportional to 66,018,260.60, 98,803,442.10 and 57,956,103.80 is: 86,737,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,018,260.60 : 98,803,442.10 = 57,956,103.80 : x
  2. Step 2: Convert to fraction form
    66,018,260.60/98,803,442.10 = 57,956,103.80/x
  3. Step 3: Cross multiply
    66,018,260.60x = 98,803,442.10 × 57,956,103.80
  4. Step 4: Simplify right side
    66,018,260.60x = 5,726,262,546,144,889
  5. Step 5: Solve for x
    x = 5,726,262,546,144,889/66,018,260.60
  6. Step 6: Final answer
    x = 86,737,555.55

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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.