Home / 110,689,438.60-152,765,515.38-64,270,451.08

Finding the Fourth Proportional to 110,689,438.60, 152,765,515.38 and 64,270,451.08

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Solution

The fourth proportional to 110,689,438.60, 152,765,515.38 and 64,270,451.08 is: 88,701,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,689,438.60 : 152,765,515.38 = 64,270,451.08 : x
  2. Step 2: Convert to fraction form
    110,689,438.60/152,765,515.38 = 64,270,451.08/x
  3. Step 3: Cross multiply
    110,689,438.60x = 152,765,515.38 × 64,270,451.08
  4. Step 4: Simplify right side
    110,689,438.60x = 9,818,308,582,941,278
  5. Step 5: Solve for x
    x = 9,818,308,582,941,278/110,689,438.60
  6. Step 6: Final answer
    x = 88,701,403.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.