Home / 103,392,014.40-155,088,021.60-63,081,230.40

Finding the Fourth Proportional to 103,392,014.40, 155,088,021.60 and 63,081,230.40

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Solution

The fourth proportional to 103,392,014.40, 155,088,021.60 and 63,081,230.40 is: 94,621,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,392,014.40 : 155,088,021.60 = 63,081,230.40 : x
  2. Step 2: Convert to fraction form
    103,392,014.40/155,088,021.60 = 63,081,230.40/x
  3. Step 3: Cross multiply
    103,392,014.40x = 155,088,021.60 × 63,081,230.40
  4. Step 4: Simplify right side
    103,392,014.40x = 9,783,143,222,829,776
  5. Step 5: Solve for x
    x = 9,783,143,222,829,776/103,392,014.40
  6. Step 6: Final answer
    x = 94,621,845.60

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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.