Home / 148,735,022.60-205,259,315.58-82,658,305.88

Finding the Fourth Proportional to 148,735,022.60, 205,259,315.58 and 82,658,305.88

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Solution

The fourth proportional to 148,735,022.60, 205,259,315.58 and 82,658,305.88 is: 114,071,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,735,022.60 : 205,259,315.58 = 82,658,305.88 : x
  2. Step 2: Convert to fraction form
    148,735,022.60/205,259,315.58 = 82,658,305.88/x
  3. Step 3: Cross multiply
    148,735,022.60x = 205,259,315.58 × 82,658,305.88
  4. Step 4: Simplify right side
    148,735,022.60x = 16,966,387,291,931,090
  5. Step 5: Solve for x
    x = 16,966,387,291,931,090/148,735,022.60
  6. Step 6: Final answer
    x = 114,071,232.15

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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.