Home / 315,603,301.49-435,494,830.79-174,455,453.87

Finding the Fourth Proportional to 315,603,301.49, 435,494,830.79 and 174,455,453.87

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Solution

The fourth proportional to 315,603,301.49, 435,494,830.79 and 174,455,453.87 is: 240,727,673.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,603,301.49 : 435,494,830.79 = 174,455,453.87 : x
  2. Step 2: Convert to fraction form
    315,603,301.49/435,494,830.79 = 174,455,453.87/x
  3. Step 3: Cross multiply
    315,603,301.49x = 435,494,830.79 × 174,455,453.87
  4. Step 4: Simplify right side
    315,603,301.49x = 75,974,448,363,508,304
  5. Step 5: Solve for x
    x = 75,974,448,363,508,304/315,603,301.49
  6. Step 6: Final answer
    x = 240,727,673.01

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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.