Home / 149,323,632.10-206,056,089.76-83,241,207.30

Finding the Fourth Proportional to 149,323,632.10, 206,056,089.76 and 83,241,207.30

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Solution

The fourth proportional to 149,323,632.10, 206,056,089.76 and 83,241,207.30 is: 114,867,000.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,323,632.10 : 206,056,089.76 = 83,241,207.30 : x
  2. Step 2: Convert to fraction form
    149,323,632.10/206,056,089.76 = 83,241,207.30/x
  3. Step 3: Cross multiply
    149,323,632.10x = 206,056,089.76 × 83,241,207.30
  4. Step 4: Simplify right side
    149,323,632.10x = 17,152,357,683,139,566
  5. Step 5: Solve for x
    x = 17,152,357,683,139,566/149,323,632.10
  6. Step 6: Final answer
    x = 114,867,000.23

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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.