Home / 149,323,630.16-206,056,087.08-83,241,205.35

Finding the Fourth Proportional to 149,323,630.16, 206,056,087.08 and 83,241,205.35

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Solution

The fourth proportional to 149,323,630.16, 206,056,087.08 and 83,241,205.35 is: 114,866,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,323,630.16 : 206,056,087.08 = 83,241,205.35 : x
  2. Step 2: Convert to fraction form
    149,323,630.16/206,056,087.08 = 83,241,205.35/x
  3. Step 3: Cross multiply
    149,323,630.16x = 206,056,087.08 × 83,241,205.35
  4. Step 4: Simplify right side
    149,323,630.16x = 17,152,357,059,020,520
  5. Step 5: Solve for x
    x = 17,152,357,059,020,520/149,323,630.16
  6. Step 6: Final answer
    x = 114,866,997.55

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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.