Home / 103,356,008.40-155,034,012.60-88,995,291.60

Finding the Fourth Proportional to 103,356,008.40, 155,034,012.60 and 88,995,291.60

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Solution

The fourth proportional to 103,356,008.40, 155,034,012.60 and 88,995,291.60 is: 133,492,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,356,008.40 : 155,034,012.60 = 88,995,291.60 : x
  2. Step 2: Convert to fraction form
    103,356,008.40/155,034,012.60 = 88,995,291.60/x
  3. Step 3: Cross multiply
    103,356,008.40x = 155,034,012.60 × 88,995,291.60
  4. Step 4: Simplify right side
    103,356,008.40x = 13,797,297,159,255,072
  5. Step 5: Solve for x
    x = 13,797,297,159,255,072/103,356,008.40
  6. Step 6: Final answer
    x = 133,492,937.40

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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.