Home / 1,793,978,560.80-2,690,967,841.20-1,310,249,152.80

Finding the Fourth Proportional to 1,793,978,560.80, 2,690,967,841.20 and 1,310,249,152.80

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Solution

The fourth proportional to 1,793,978,560.80, 2,690,967,841.20 and 1,310,249,152.80 is: 1,965,373,729.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,978,560.80 : 2,690,967,841.20 = 1,310,249,152.80 : x
  2. Step 2: Convert to fraction form
    1,793,978,560.80/2,690,967,841.20 = 1,310,249,152.80/x
  3. Step 3: Cross multiply
    1,793,978,560.80x = 2,690,967,841.20 × 1,310,249,152.80
  4. Step 4: Simplify right side
    1,793,978,560.80x = 3,525,838,334,144,344,576
  5. Step 5: Solve for x
    x = 3,525,838,334,144,344,576/1,793,978,560.80
  6. Step 6: Final answer
    x = 1,965,373,729.20

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Double scale
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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.