Home / 115,628,001.40-173,442,002.10-47,448,033.40

Finding the Fourth Proportional to 115,628,001.40, 173,442,002.10 and 47,448,033.40

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Solution

The fourth proportional to 115,628,001.40, 173,442,002.10 and 47,448,033.40 is: 71,172,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,628,001.40 : 173,442,002.10 = 47,448,033.40 : x
  2. Step 2: Convert to fraction form
    115,628,001.40/173,442,002.10 = 47,448,033.40/x
  3. Step 3: Cross multiply
    115,628,001.40x = 173,442,002.10 × 47,448,033.40
  4. Step 4: Simplify right side
    115,628,001.40x = 8,229,481,908,603,670
  5. Step 5: Solve for x
    x = 8,229,481,908,603,670/115,628,001.40
  6. Step 6: Final answer
    x = 71,172,050.10

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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.