Home / 103,617,120.12-155,423,509.38-34,534,924.44

Finding the Fourth Proportional to 103,617,120.12, 155,423,509.38 and 34,534,924.44

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Solution

The fourth proportional to 103,617,120.12, 155,423,509.38 and 34,534,924.44 is: 51,801,663.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,617,120.12 : 155,423,509.38 = 34,534,924.44 : x
  2. Step 2: Convert to fraction form
    103,617,120.12/155,423,509.38 = 34,534,924.44/x
  3. Step 3: Cross multiply
    103,617,120.12x = 155,423,509.38 × 34,534,924.44
  4. Step 4: Simplify right side
    103,617,120.12x = 5,367,539,152,637,931
  5. Step 5: Solve for x
    x = 5,367,539,152,637,931/103,617,120.12
  6. Step 6: Final answer
    x = 51,801,663.15

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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.