Home / 121,257,145.80-181,885,718.70-34,998,366.60

Finding the Fourth Proportional to 121,257,145.80, 181,885,718.70 and 34,998,366.60

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Solution

The fourth proportional to 121,257,145.80, 181,885,718.70 and 34,998,366.60 is: 52,497,549.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,257,145.80 : 181,885,718.70 = 34,998,366.60 : x
  2. Step 2: Convert to fraction form
    121,257,145.80/181,885,718.70 = 34,998,366.60/x
  3. Step 3: Cross multiply
    121,257,145.80x = 181,885,718.70 × 34,998,366.60
  4. Step 4: Simplify right side
    121,257,145.80x = 6,365,703,062,367,075
  5. Step 5: Solve for x
    x = 6,365,703,062,367,075/121,257,145.80
  6. Step 6: Final answer
    x = 52,497,549.90

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1.5x scale

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.