Home / 103,968,108.40-155,966,908.20-32,157,036.40

Finding the Fourth Proportional to 103,968,108.40, 155,966,908.20 and 32,157,036.40

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Solution

The fourth proportional to 103,968,108.40, 155,966,908.20 and 32,157,036.40 is: 48,240,115.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,968,108.40 : 155,966,908.20 = 32,157,036.40 : x
  2. Step 2: Convert to fraction form
    103,968,108.40/155,966,908.20 = 32,157,036.40/x
  3. Step 3: Cross multiply
    103,968,108.40x = 155,966,908.20 × 32,157,036.40
  4. Step 4: Simplify right side
    103,968,108.40x = 5,015,433,544,182,858
  5. Step 5: Solve for x
    x = 5,015,433,544,182,858/103,968,108.40
  6. Step 6: Final answer
    x = 48,240,115.37

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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.