Home / 12,290,065,407.36-18,433,543,110.84-3,896,051,947.92

Finding the Fourth Proportional to 12,290,065,407.36, 18,433,543,110.84 and 3,896,051,947.92

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Solution

The fourth proportional to 12,290,065,407.36, 18,433,543,110.84 and 3,896,051,947.92 is: 5,843,584,974.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,290,065,407.36 : 18,433,543,110.84 = 3,896,051,947.92 : x
  2. Step 2: Convert to fraction form
    12,290,065,407.36/18,433,543,110.84 = 3,896,051,947.92/x
  3. Step 3: Cross multiply
    12,290,065,407.36x = 18,433,543,110.84 × 3,896,051,947.92
  4. Step 4: Simplify right side
    12,290,065,407.36x = 71,818,041,544,055,480,320
  5. Step 5: Solve for x
    x = 71,818,041,544,055,480,320/12,290,065,407.36
  6. Step 6: Final answer
    x = 5,843,584,974.01

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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.