Home / 89,689,823.40-134,428,446.90-46,536,814.20

Finding the Fourth Proportional to 89,689,823.40, 134,428,446.90 and 46,536,814.20

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Solution

The fourth proportional to 89,689,823.40, 134,428,446.90 and 46,536,814.20 is: 69,750,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,689,823.40 : 134,428,446.90 = 46,536,814.20 : x
  2. Step 2: Convert to fraction form
    89,689,823.40/134,428,446.90 = 46,536,814.20/x
  3. Step 3: Cross multiply
    89,689,823.40x = 134,428,446.90 × 46,536,814.20
  4. Step 4: Simplify right side
    89,689,823.40x = 6,255,871,656,579,867
  5. Step 5: Solve for x
    x = 6,255,871,656,579,867/89,689,823.40
  6. Step 6: Final answer
    x = 69,750,072.19

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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.