Home / 145,627,914.76-200,967,207.33-79,549,329.76

Finding the Fourth Proportional to 145,627,914.76, 200,967,207.33 and 79,549,329.76

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Solution

The fourth proportional to 145,627,914.76, 200,967,207.33 and 79,549,329.76 is: 109,778,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,627,914.76 : 200,967,207.33 = 79,549,329.76 : x
  2. Step 2: Convert to fraction form
    145,627,914.76/200,967,207.33 = 79,549,329.76/x
  3. Step 3: Cross multiply
    145,627,914.76x = 200,967,207.33 × 79,549,329.76
  4. Step 4: Simplify right side
    145,627,914.76x = 15,986,806,646,840,462
  5. Step 5: Solve for x
    x = 15,986,806,646,840,462/145,627,914.76
  6. Step 6: Final answer
    x = 109,778,449.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.