Home / 1,337,479,984.80-2,006,219,977.20-463,790,980.80

Finding the Fourth Proportional to 1,337,479,984.80, 2,006,219,977.20 and 463,790,980.80

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Solution

The fourth proportional to 1,337,479,984.80, 2,006,219,977.20 and 463,790,980.80 is: 695,686,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,479,984.80 : 2,006,219,977.20 = 463,790,980.80 : x
  2. Step 2: Convert to fraction form
    1,337,479,984.80/2,006,219,977.20 = 463,790,980.80/x
  3. Step 3: Cross multiply
    1,337,479,984.80x = 2,006,219,977.20 × 463,790,980.80
  4. Step 4: Simplify right side
    1,337,479,984.80x = 930,466,730,926,141,696
  5. Step 5: Solve for x
    x = 930,466,730,926,141,696/1,337,479,984.80
  6. Step 6: Final answer
    x = 695,686,471.20

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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.