Home / 185,709,851.80-277,903,428.90-161,712,338.20

Finding the Fourth Proportional to 185,709,851.80, 277,903,428.90 and 161,712,338.20

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Solution

The fourth proportional to 185,709,851.80, 277,903,428.90 and 161,712,338.20 is: 241,992,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,709,851.80 : 277,903,428.90 = 161,712,338.20 : x
  2. Step 2: Convert to fraction form
    185,709,851.80/277,903,428.90 = 161,712,338.20/x
  3. Step 3: Cross multiply
    185,709,851.80x = 277,903,428.90 × 161,712,338.20
  4. Step 4: Simplify right side
    185,709,851.80x = 44,940,413,281,216,448
  5. Step 5: Solve for x
    x = 44,940,413,281,216,448/185,709,851.80
  6. Step 6: Final answer
    x = 241,992,618.30

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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.