Home / 1,655,013,964.80-2,483,126,292.96-770,121,354.72

Finding the Fourth Proportional to 1,655,013,964.80, 2,483,126,292.96 and 770,121,354.72

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Solution

The fourth proportional to 1,655,013,964.80, 2,483,126,292.96 and 770,121,354.72 is: 1,155,463,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,013,964.80 : 2,483,126,292.96 = 770,121,354.72 : x
  2. Step 2: Convert to fraction form
    1,655,013,964.80/2,483,126,292.96 = 770,121,354.72/x
  3. Step 3: Cross multiply
    1,655,013,964.80x = 2,483,126,292.96 × 770,121,354.72
  4. Step 4: Simplify right side
    1,655,013,964.80x = 1,912,308,584,675,206,912
  5. Step 5: Solve for x
    x = 1,912,308,584,675,206,912/1,655,013,964.80
  6. Step 6: Final answer
    x = 1,155,463,715.32

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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.