Home / 798,362,200.80-1,197,543,301.20-738,642,520.80

Finding the Fourth Proportional to 798,362,200.80, 1,197,543,301.20 and 738,642,520.80

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Solution

The fourth proportional to 798,362,200.80, 1,197,543,301.20 and 738,642,520.80 is: 1,107,963,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,362,200.80 : 1,197,543,301.20 = 738,642,520.80 : x
  2. Step 2: Convert to fraction form
    798,362,200.80/1,197,543,301.20 = 738,642,520.80/x
  3. Step 3: Cross multiply
    798,362,200.80x = 1,197,543,301.20 × 738,642,520.80
  4. Step 4: Simplify right side
    798,362,200.80x = 884,556,402,765,521,664
  5. Step 5: Solve for x
    x = 884,556,402,765,521,664/798,362,200.80
  6. Step 6: Final answer
    x = 1,107,963,781.20

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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.