Home / 173,338,707.80-260,008,061.70-71,176,064.60

Finding the Fourth Proportional to 173,338,707.80, 260,008,061.70 and 71,176,064.60

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Solution

The fourth proportional to 173,338,707.80, 260,008,061.70 and 71,176,064.60 is: 106,764,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,338,707.80 : 260,008,061.70 = 71,176,064.60 : x
  2. Step 2: Convert to fraction form
    173,338,707.80/260,008,061.70 = 71,176,064.60/x
  3. Step 3: Cross multiply
    173,338,707.80x = 260,008,061.70 × 71,176,064.60
  4. Step 4: Simplify right side
    173,338,707.80x = 18,506,350,596,079,984
  5. Step 5: Solve for x
    x = 18,506,350,596,079,984/173,338,707.80
  6. Step 6: Final answer
    x = 106,764,096.90

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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.