Home / 888,577,477.56-1,225,646,479.55-571,438,679.17

Finding the Fourth Proportional to 888,577,477.56, 1,225,646,479.55 and 571,438,679.17

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Solution

The fourth proportional to 888,577,477.56, 1,225,646,479.55 and 571,438,679.17 is: 788,205,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,577,477.56 : 1,225,646,479.55 = 571,438,679.17 : x
  2. Step 2: Convert to fraction form
    888,577,477.56/1,225,646,479.55 = 571,438,679.17/x
  3. Step 3: Cross multiply
    888,577,477.56x = 1,225,646,479.55 × 571,438,679.17
  4. Step 4: Simplify right side
    888,577,477.56x = 700,381,805,399,497,216
  5. Step 5: Solve for x
    x = 700,381,805,399,497,216/888,577,477.56
  6. Step 6: Final answer
    x = 788,205,669.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.