Home / 157,465,506.90-236,198,260.35-80,796,285.30

Finding the Fourth Proportional to 157,465,506.90, 236,198,260.35 and 80,796,285.30

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Solution

The fourth proportional to 157,465,506.90, 236,198,260.35 and 80,796,285.30 is: 121,194,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,506.90 : 236,198,260.35 = 80,796,285.30 : x
  2. Step 2: Convert to fraction form
    157,465,506.90/236,198,260.35 = 80,796,285.30/x
  3. Step 3: Cross multiply
    157,465,506.90x = 236,198,260.35 × 80,796,285.30
  4. Step 4: Simplify right side
    157,465,506.90x = 19,083,942,030,602,276
  5. Step 5: Solve for x
    x = 19,083,942,030,602,276/157,465,506.90
  6. Step 6: Final answer
    x = 121,194,427.95

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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.