Home / 177,148,271.70-265,722,407.55-74,912,309.33

Finding the Fourth Proportional to 177,148,271.70, 265,722,407.55 and 74,912,309.33

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Solution

The fourth proportional to 177,148,271.70, 265,722,407.55 and 74,912,309.33 is: 112,368,463.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,148,271.70 : 265,722,407.55 = 74,912,309.33 : x
  2. Step 2: Convert to fraction form
    177,148,271.70/265,722,407.55 = 74,912,309.33/x
  3. Step 3: Cross multiply
    177,148,271.70x = 265,722,407.55 × 74,912,309.33
  4. Step 4: Simplify right side
    177,148,271.70x = 19,905,879,188,969,316
  5. Step 5: Solve for x
    x = 19,905,879,188,969,316/177,148,271.70
  6. Step 6: Final answer
    x = 112,368,463.99

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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.