Home / 423,093,728.80-634,640,593.20-241,359,277.60

Finding the Fourth Proportional to 423,093,728.80, 634,640,593.20 and 241,359,277.60

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Solution

The fourth proportional to 423,093,728.80, 634,640,593.20 and 241,359,277.60 is: 362,038,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,093,728.80 : 634,640,593.20 = 241,359,277.60 : x
  2. Step 2: Convert to fraction form
    423,093,728.80/634,640,593.20 = 241,359,277.60/x
  3. Step 3: Cross multiply
    423,093,728.80x = 634,640,593.20 × 241,359,277.60
  4. Step 4: Simplify right side
    423,093,728.80x = 153,176,395,110,387,488
  5. Step 5: Solve for x
    x = 153,176,395,110,387,488/423,093,728.80
  6. Step 6: Final answer
    x = 362,038,916.40

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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.