Home / 89,810,139.38-134,714,643.78-48,330,554.42

Finding the Fourth Proportional to 89,810,139.38, 134,714,643.78 and 48,330,554.42

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Solution

The fourth proportional to 89,810,139.38, 134,714,643.78 and 48,330,554.42 is: 72,495,527.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,810,139.38 : 134,714,643.78 = 48,330,554.42 : x
  2. Step 2: Convert to fraction form
    89,810,139.38/134,714,643.78 = 48,330,554.42/x
  3. Step 3: Cross multiply
    89,810,139.38x = 134,714,643.78 × 48,330,554.42
  4. Step 4: Simplify right side
    89,810,139.38x = 6,510,833,421,706,631
  5. Step 5: Solve for x
    x = 6,510,833,421,706,631/89,810,139.38
  6. Step 6: Final answer
    x = 72,495,527.41

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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.