Home / 175,078,038.76-262,357,357.28-71,320,494.37

Finding the Fourth Proportional to 175,078,038.76, 262,357,357.28 and 71,320,494.37

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Solution

The fourth proportional to 175,078,038.76, 262,357,357.28 and 71,320,494.37 is: 106,874,948.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,078,038.76 : 262,357,357.28 = 71,320,494.37 : x
  2. Step 2: Convert to fraction form
    175,078,038.76/262,357,357.28 = 71,320,494.37/x
  3. Step 3: Cross multiply
    175,078,038.76x = 262,357,357.28 × 71,320,494.37
  4. Step 4: Simplify right side
    175,078,038.76x = 18,711,456,423,055,116
  5. Step 5: Solve for x
    x = 18,711,456,423,055,116/175,078,038.76
  6. Step 6: Final answer
    x = 106,874,948.77

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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.