Home / 115,344,007.40-173,016,011.10-101,907,079.40

Finding the Fourth Proportional to 115,344,007.40, 173,016,011.10 and 101,907,079.40

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Solution

The fourth proportional to 115,344,007.40, 173,016,011.10 and 101,907,079.40 is: 152,860,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,344,007.40 : 173,016,011.10 = 101,907,079.40 : x
  2. Step 2: Convert to fraction form
    115,344,007.40/173,016,011.10 = 101,907,079.40/x
  3. Step 3: Cross multiply
    115,344,007.40x = 173,016,011.10 × 101,907,079.40
  4. Step 4: Simplify right side
    115,344,007.40x = 17,631,556,380,638,982
  5. Step 5: Solve for x
    x = 17,631,556,380,638,982/115,344,007.40
  6. Step 6: Final answer
    x = 152,860,619.10

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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.