Home / 149,323,630.91-206,056,088.12-83,241,206.10

Finding the Fourth Proportional to 149,323,630.91, 206,056,088.12 and 83,241,206.10

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Solution

The fourth proportional to 149,323,630.91, 206,056,088.12 and 83,241,206.10 is: 114,866,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,323,630.91 : 206,056,088.12 = 83,241,206.10 : x
  2. Step 2: Convert to fraction form
    149,323,630.91/206,056,088.12 = 83,241,206.10/x
  3. Step 3: Cross multiply
    149,323,630.91x = 206,056,088.12 × 83,241,206.10
  4. Step 4: Simplify right side
    149,323,630.91x = 17,152,357,299,564,784
  5. Step 5: Solve for x
    x = 17,152,357,299,564,784/149,323,630.91
  6. Step 6: Final answer
    x = 114,866,998.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.