Home / 1,092,307,797.20-1,639,028,566.20-478,954,024.40

Finding the Fourth Proportional to 1,092,307,797.20, 1,639,028,566.20 and 478,954,024.40

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Solution

The fourth proportional to 1,092,307,797.20, 1,639,028,566.20 and 478,954,024.40 is: 718,679,597.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,307,797.20 : 1,639,028,566.20 = 478,954,024.40 : x
  2. Step 2: Convert to fraction form
    1,092,307,797.20/1,639,028,566.20 = 478,954,024.40/x
  3. Step 3: Cross multiply
    1,092,307,797.20x = 1,639,028,566.20 × 478,954,024.40
  4. Step 4: Simplify right side
    1,092,307,797.20x = 785,019,327,888,051,840
  5. Step 5: Solve for x
    x = 785,019,327,888,051,840/1,092,307,797.20
  6. Step 6: Final answer
    x = 718,679,597.36

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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.