Home / 121,251,404.80-181,877,107.20-59,869,969.30

Finding the Fourth Proportional to 121,251,404.80, 181,877,107.20 and 59,869,969.30

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Solution

The fourth proportional to 121,251,404.80, 181,877,107.20 and 59,869,969.30 is: 89,804,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,251,404.80 : 181,877,107.20 = 59,869,969.30 : x
  2. Step 2: Convert to fraction form
    121,251,404.80/181,877,107.20 = 59,869,969.30/x
  3. Step 3: Cross multiply
    121,251,404.80x = 181,877,107.20 × 59,869,969.30
  4. Step 4: Simplify right side
    121,251,404.80x = 10,888,976,824,436,808
  5. Step 5: Solve for x
    x = 10,888,976,824,436,808/121,251,404.80
  6. Step 6: Final answer
    x = 89,804,953.95

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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.