Home / 147,749,349.44-203,914,355.64-85,024,159.04

Finding the Fourth Proportional to 147,749,349.44, 203,914,355.64 and 85,024,159.04

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Solution

The fourth proportional to 147,749,349.44, 203,914,355.64 and 85,024,159.04 is: 117,344,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,749,349.44 : 203,914,355.64 = 85,024,159.04 : x
  2. Step 2: Convert to fraction form
    147,749,349.44/203,914,355.64 = 85,024,159.04/x
  3. Step 3: Cross multiply
    147,749,349.44x = 203,914,355.64 × 85,024,159.04
  4. Step 4: Simplify right side
    147,749,349.44x = 17,337,646,604,474,482
  5. Step 5: Solve for x
    x = 17,337,646,604,474,482/147,749,349.44
  6. Step 6: Final answer
    x = 117,344,994.55

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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.