Home / 348,804,009.20-523,111,535.40-103,160,169.20

Finding the Fourth Proportional to 348,804,009.20, 523,111,535.40 and 103,160,169.20

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Solution

The fourth proportional to 348,804,009.20, 523,111,535.40 and 103,160,169.20 is: 154,712,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,804,009.20 : 523,111,535.40 = 103,160,169.20 : x
  2. Step 2: Convert to fraction form
    348,804,009.20/523,111,535.40 = 103,160,169.20/x
  3. Step 3: Cross multiply
    348,804,009.20x = 523,111,535.40 × 103,160,169.20
  4. Step 4: Simplify right side
    348,804,009.20x = 53,964,274,502,335,792
  5. Step 5: Solve for x
    x = 53,964,274,502,335,792/348,804,009.20
  6. Step 6: Final answer
    x = 154,712,311.44

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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.