Home / 103,392,003.20-155,088,004.80-93,314,307.20

Finding the Fourth Proportional to 103,392,003.20, 155,088,004.80 and 93,314,307.20

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Solution

The fourth proportional to 103,392,003.20, 155,088,004.80 and 93,314,307.20 is: 139,971,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,392,003.20 : 155,088,004.80 = 93,314,307.20 : x
  2. Step 2: Convert to fraction form
    103,392,003.20/155,088,004.80 = 93,314,307.20/x
  3. Step 3: Cross multiply
    103,392,003.20x = 155,088,004.80 × 93,314,307.20
  4. Step 4: Simplify right side
    103,392,003.20x = 14,471,929,722,942,276
  5. Step 5: Solve for x
    x = 14,471,929,722,942,276/103,392,003.20
  6. Step 6: Final answer
    x = 139,971,460.80

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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.