Home / 90,686,699.91-135,949,502.52-35,341,715.16

Finding the Fourth Proportional to 90,686,699.91, 135,949,502.52 and 35,341,715.16

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Solution

The fourth proportional to 90,686,699.91, 135,949,502.52 and 35,341,715.16 is: 52,981,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,686,699.91 : 135,949,502.52 = 35,341,715.16 : x
  2. Step 2: Convert to fraction form
    90,686,699.91/135,949,502.52 = 35,341,715.16/x
  3. Step 3: Cross multiply
    90,686,699.91x = 135,949,502.52 × 35,341,715.16
  4. Step 4: Simplify right side
    90,686,699.91x = 4,804,688,594,205,542
  5. Step 5: Solve for x
    x = 4,804,688,594,205,542/90,686,699.91
  6. Step 6: Final answer
    x = 52,981,182.46

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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.