Home / 783,134,553.20-1,174,701,829.80-655,732,569.20

Finding the Fourth Proportional to 783,134,553.20, 1,174,701,829.80 and 655,732,569.20

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Solution

The fourth proportional to 783,134,553.20, 1,174,701,829.80 and 655,732,569.20 is: 983,598,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,134,553.20 : 1,174,701,829.80 = 655,732,569.20 : x
  2. Step 2: Convert to fraction form
    783,134,553.20/1,174,701,829.80 = 655,732,569.20/x
  3. Step 3: Cross multiply
    783,134,553.20x = 1,174,701,829.80 × 655,732,569.20
  4. Step 4: Simplify right side
    783,134,553.20x = 770,290,248,898,695,168
  5. Step 5: Solve for x
    x = 770,290,248,898,695,168/783,134,553.20
  6. Step 6: Final answer
    x = 983,598,853.80

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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.