Home / 255,267,617.12-383,012,799.56-89,390,177.58

Finding the Fourth Proportional to 255,267,617.12, 383,012,799.56 and 89,390,177.58

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Solution

The fourth proportional to 255,267,617.12, 383,012,799.56 and 89,390,177.58 is: 134,124,267.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,267,617.12 : 383,012,799.56 = 89,390,177.58 : x
  2. Step 2: Convert to fraction form
    255,267,617.12/383,012,799.56 = 89,390,177.58/x
  3. Step 3: Cross multiply
    255,267,617.12x = 383,012,799.56 × 89,390,177.58
  4. Step 4: Simplify right side
    255,267,617.12x = 34,237,582,168,081,344
  5. Step 5: Solve for x
    x = 34,237,582,168,081,344/255,267,617.12
  6. Step 6: Final answer
    x = 134,124,267.52

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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.