Home / 15,108,747,466.80-22,663,121,200.20-5,292,819,620.40

Finding the Fourth Proportional to 15,108,747,466.80, 22,663,121,200.20 and 5,292,819,620.40

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Solution

The fourth proportional to 15,108,747,466.80, 22,663,121,200.20 and 5,292,819,620.40 is: 7,939,229,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108,747,466.80 : 22,663,121,200.20 = 5,292,819,620.40 : x
  2. Step 2: Convert to fraction form
    15,108,747,466.80/22,663,121,200.20 = 5,292,819,620.40/x
  3. Step 3: Cross multiply
    15,108,747,466.80x = 22,663,121,200.20 × 5,292,819,620.40
  4. Step 4: Simplify right side
    15,108,747,466.80x = 119,951,812,547,921,756,160
  5. Step 5: Solve for x
    x = 119,951,812,547,921,756,160/15,108,747,466.80
  6. Step 6: Final answer
    x = 7,939,229,430.60

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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.