Home / 85,635,006.12-118,177,159.14-46,477,130.76

Finding the Fourth Proportional to 85,635,006.12, 118,177,159.14 and 46,477,130.76

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Solution

The fourth proportional to 85,635,006.12, 118,177,159.14 and 46,477,130.76 is: 64,138,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,635,006.12 : 118,177,159.14 = 46,477,130.76 : x
  2. Step 2: Convert to fraction form
    85,635,006.12/118,177,159.14 = 46,477,130.76/x
  3. Step 3: Cross multiply
    85,635,006.12x = 118,177,159.14 × 46,477,130.76
  4. Step 4: Simplify right side
    85,635,006.12x = 5,492,535,278,195,109
  5. Step 5: Solve for x
    x = 5,492,535,278,195,109/85,635,006.12
  6. Step 6: Final answer
    x = 64,138,902.15

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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.