Home / 91,859,065.60-137,788,598.40-89,733,301.60

Finding the Fourth Proportional to 91,859,065.60, 137,788,598.40 and 89,733,301.60

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Solution

The fourth proportional to 91,859,065.60, 137,788,598.40 and 89,733,301.60 is: 134,599,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,859,065.60 : 137,788,598.40 = 89,733,301.60 : x
  2. Step 2: Convert to fraction form
    91,859,065.60/137,788,598.40 = 89,733,301.60/x
  3. Step 3: Cross multiply
    91,859,065.60x = 137,788,598.40 × 89,733,301.60
  4. Step 4: Simplify right side
    91,859,065.60x = 12,364,225,857,268,478
  5. Step 5: Solve for x
    x = 12,364,225,857,268,478/91,859,065.60
  6. Step 6: Final answer
    x = 134,599,952.40

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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.