Home / 261,207,106.54-391,810,601.28-95,223,055.25

Finding the Fourth Proportional to 261,207,106.54, 391,810,601.28 and 95,223,055.25

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Solution

The fourth proportional to 261,207,106.54, 391,810,601.28 and 95,223,055.25 is: 142,834,561.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,207,106.54 : 391,810,601.28 = 95,223,055.25 : x
  2. Step 2: Convert to fraction form
    261,207,106.54/391,810,601.28 = 95,223,055.25/x
  3. Step 3: Cross multiply
    261,207,106.54x = 391,810,601.28 × 95,223,055.25
  4. Step 4: Simplify right side
    261,207,106.54x = 37,309,402,533,221,160
  5. Step 5: Solve for x
    x = 37,309,402,533,221,160/261,207,106.54
  6. Step 6: Final answer
    x = 142,834,561.54

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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.