Home / 98,482,965.54-135,923,368.65-57,253,772.76

Finding the Fourth Proportional to 98,482,965.54, 135,923,368.65 and 57,253,772.76

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Solution

The fourth proportional to 98,482,965.54, 135,923,368.65 and 57,253,772.76 is: 79,020,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,482,965.54 : 135,923,368.65 = 57,253,772.76 : x
  2. Step 2: Convert to fraction form
    98,482,965.54/135,923,368.65 = 57,253,772.76/x
  3. Step 3: Cross multiply
    98,482,965.54x = 135,923,368.65 × 57,253,772.76
  4. Step 4: Simplify right side
    98,482,965.54x = 7,782,125,661,460,808
  5. Step 5: Solve for x
    x = 7,782,125,661,460,808/98,482,965.54
  6. Step 6: Final answer
    x = 79,020,017.51

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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.