Home / 150,976,278.40-226,464,417.60-90,360,803.20

Finding the Fourth Proportional to 150,976,278.40, 226,464,417.60 and 90,360,803.20

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Solution

The fourth proportional to 150,976,278.40, 226,464,417.60 and 90,360,803.20 is: 135,541,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,976,278.40 : 226,464,417.60 = 90,360,803.20 : x
  2. Step 2: Convert to fraction form
    150,976,278.40/226,464,417.60 = 90,360,803.20/x
  3. Step 3: Cross multiply
    150,976,278.40x = 226,464,417.60 × 90,360,803.20
  4. Step 4: Simplify right side
    150,976,278.40x = 20,463,506,670,556,216
  5. Step 5: Solve for x
    x = 20,463,506,670,556,216/150,976,278.40
  6. Step 6: Final answer
    x = 135,541,204.80

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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.