Home / 472,568,108.29-652,154,428.88-260,874,437.52

Finding the Fourth Proportional to 472,568,108.29, 652,154,428.88 and 260,874,437.52

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Solution

The fourth proportional to 472,568,108.29, 652,154,428.88 and 260,874,437.52 is: 360,012,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,568,108.29 : 652,154,428.88 = 260,874,437.52 : x
  2. Step 2: Convert to fraction form
    472,568,108.29/652,154,428.88 = 260,874,437.52/x
  3. Step 3: Cross multiply
    472,568,108.29x = 652,154,428.88 × 260,874,437.52
  4. Step 4: Simplify right side
    472,568,108.29x = 170,130,419,810,246,848
  5. Step 5: Solve for x
    x = 170,130,419,810,246,848/472,568,108.29
  6. Step 6: Final answer
    x = 360,012,486.72

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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.