Home / 201,465,874.80-302,198,812.20-157,627,897.20

Finding the Fourth Proportional to 201,465,874.80, 302,198,812.20 and 157,627,897.20

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Solution

The fourth proportional to 201,465,874.80, 302,198,812.20 and 157,627,897.20 is: 236,441,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,874.80 : 302,198,812.20 = 157,627,897.20 : x
  2. Step 2: Convert to fraction form
    201,465,874.80/302,198,812.20 = 157,627,897.20/x
  3. Step 3: Cross multiply
    201,465,874.80x = 302,198,812.20 × 157,627,897.20
  4. Step 4: Simplify right side
    201,465,874.80x = 47,634,963,303,423,704
  5. Step 5: Solve for x
    x = 47,634,963,303,423,704/201,465,874.80
  6. Step 6: Final answer
    x = 236,441,845.80

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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.