Home / 121,789,232.20-182,683,848.30-57,219,150.70

Finding the Fourth Proportional to 121,789,232.20, 182,683,848.30 and 57,219,150.70

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Solution

The fourth proportional to 121,789,232.20, 182,683,848.30 and 57,219,150.70 is: 85,828,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,789,232.20 : 182,683,848.30 = 57,219,150.70 : x
  2. Step 2: Convert to fraction form
    121,789,232.20/182,683,848.30 = 57,219,150.70/x
  3. Step 3: Cross multiply
    121,789,232.20x = 182,683,848.30 × 57,219,150.70
  4. Step 4: Simplify right side
    121,789,232.20x = 10,453,014,646,333,640
  5. Step 5: Solve for x
    x = 10,453,014,646,333,640/121,789,232.20
  6. Step 6: Final answer
    x = 85,828,726.05

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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.