Home / 574,313,672.80-861,470,509.20-561,559,088.80

Finding the Fourth Proportional to 574,313,672.80, 861,470,509.20 and 561,559,088.80

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Solution

The fourth proportional to 574,313,672.80, 861,470,509.20 and 561,559,088.80 is: 842,338,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,313,672.80 : 861,470,509.20 = 561,559,088.80 : x
  2. Step 2: Convert to fraction form
    574,313,672.80/861,470,509.20 = 561,559,088.80/x
  3. Step 3: Cross multiply
    574,313,672.80x = 861,470,509.20 × 561,559,088.80
  4. Step 4: Simplify right side
    574,313,672.80x = 483,766,594,174,424,000
  5. Step 5: Solve for x
    x = 483,766,594,174,424,000/574,313,672.80
  6. Step 6: Final answer
    x = 842,338,633.20

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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.