Home / 1,493,670,998.80-2,240,506,498.20-718,830,020.80

Finding the Fourth Proportional to 1,493,670,998.80, 2,240,506,498.20 and 718,830,020.80

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Solution

The fourth proportional to 1,493,670,998.80, 2,240,506,498.20 and 718,830,020.80 is: 1,078,245,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,670,998.80 : 2,240,506,498.20 = 718,830,020.80 : x
  2. Step 2: Convert to fraction form
    1,493,670,998.80/2,240,506,498.20 = 718,830,020.80/x
  3. Step 3: Cross multiply
    1,493,670,998.80x = 2,240,506,498.20 × 718,830,020.80
  4. Step 4: Simplify right side
    1,493,670,998.80x = 1,610,543,332,703,640,832
  5. Step 5: Solve for x
    x = 1,610,543,332,703,640,832/1,493,670,998.80
  6. Step 6: Final answer
    x = 1,078,245,031.20

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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.