Home / 89,671,024.40-134,223,101.40-64,161,856.40

Finding the Fourth Proportional to 89,671,024.40, 134,223,101.40 and 64,161,856.40

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Solution

The fourth proportional to 89,671,024.40, 134,223,101.40 and 64,161,856.40 is: 96,039,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,671,024.40 : 134,223,101.40 = 64,161,856.40 : x
  2. Step 2: Convert to fraction form
    89,671,024.40/134,223,101.40 = 64,161,856.40/x
  3. Step 3: Cross multiply
    89,671,024.40x = 134,223,101.40 × 64,161,856.40
  4. Step 4: Simplify right side
    89,671,024.40x = 8,612,003,357,589,439
  5. Step 5: Solve for x
    x = 8,612,003,357,589,439/89,671,024.40
  6. Step 6: Final answer
    x = 96,039,979.64

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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.