Home / 102,852,709.40-154,278,640.08-37,258,488.12

Finding the Fourth Proportional to 102,852,709.40, 154,278,640.08 and 37,258,488.12

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Solution

The fourth proportional to 102,852,709.40, 154,278,640.08 and 37,258,488.12 is: 55,887,578.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,852,709.40 : 154,278,640.08 = 37,258,488.12 : x
  2. Step 2: Convert to fraction form
    102,852,709.40/154,278,640.08 = 37,258,488.12/x
  3. Step 3: Cross multiply
    102,852,709.40x = 154,278,640.08 × 37,258,488.12
  4. Step 4: Simplify right side
    102,852,709.40x = 5,748,188,878,590,436
  5. Step 5: Solve for x
    x = 5,748,188,878,590,436/102,852,709.40
  6. Step 6: Final answer
    x = 55,887,578.58

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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.