Home / 102,228,948.08-141,075,390.34-55,818,869.85

Finding the Fourth Proportional to 102,228,948.08, 141,075,390.34 and 55,818,869.85

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Solution

The fourth proportional to 102,228,948.08, 141,075,390.34 and 55,818,869.85 is: 77,029,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,228,948.08 : 141,075,390.34 = 55,818,869.85 : x
  2. Step 2: Convert to fraction form
    102,228,948.08/141,075,390.34 = 55,818,869.85/x
  3. Step 3: Cross multiply
    102,228,948.08x = 141,075,390.34 × 55,818,869.85
  4. Step 4: Simplify right side
    102,228,948.08x = 7,874,668,852,181,920
  5. Step 5: Solve for x
    x = 7,874,668,852,181,920/102,228,948.08
  6. Step 6: Final answer
    x = 77,029,735.71

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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.