Home / 651,617,077.20-977,425,615.80-580,191,406.80

Finding the Fourth Proportional to 651,617,077.20, 977,425,615.80 and 580,191,406.80

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Solution

The fourth proportional to 651,617,077.20, 977,425,615.80 and 580,191,406.80 is: 870,287,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,617,077.20 : 977,425,615.80 = 580,191,406.80 : x
  2. Step 2: Convert to fraction form
    651,617,077.20/977,425,615.80 = 580,191,406.80/x
  3. Step 3: Cross multiply
    651,617,077.20x = 977,425,615.80 × 580,191,406.80
  4. Step 4: Simplify right side
    651,617,077.20x = 567,093,943,073,358,208
  5. Step 5: Solve for x
    x = 567,093,943,073,358,208/651,617,077.20
  6. Step 6: Final answer
    x = 870,287,110.20

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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.