Home / 103,167,225.03-154,750,809.30-70,720,759.08

Finding the Fourth Proportional to 103,167,225.03, 154,750,809.30 and 70,720,759.08

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Solution

The fourth proportional to 103,167,225.03, 154,750,809.30 and 70,720,759.08 is: 106,081,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,167,225.03 : 154,750,809.30 = 70,720,759.08 : x
  2. Step 2: Convert to fraction form
    103,167,225.03/154,750,809.30 = 70,720,759.08/x
  3. Step 3: Cross multiply
    103,167,225.03x = 154,750,809.30 × 70,720,759.08
  4. Step 4: Simplify right side
    103,167,225.03x = 10,944,094,701,940,324
  5. Step 5: Solve for x
    x = 10,944,094,701,940,324/103,167,225.03
  6. Step 6: Final answer
    x = 106,081,119.26

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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.