Home / 212,246,535.60-318,334,189.32-58,908,170.16

Finding the Fourth Proportional to 212,246,535.60, 318,334,189.32 and 58,908,170.16

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Solution

The fourth proportional to 212,246,535.60, 318,334,189.32 and 58,908,170.16 is: 88,352,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,246,535.60 : 318,334,189.32 = 58,908,170.16 : x
  2. Step 2: Convert to fraction form
    212,246,535.60/318,334,189.32 = 58,908,170.16/x
  3. Step 3: Cross multiply
    212,246,535.60x = 318,334,189.32 × 58,908,170.16
  4. Step 4: Simplify right side
    212,246,535.60x = 18,752,484,592,208,212
  5. Step 5: Solve for x
    x = 18,752,484,592,208,212/212,246,535.60
  6. Step 6: Final answer
    x = 88,352,370.70

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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.