Home / 103,513,606.20-155,138,533.20-55,014,694.20

Finding the Fourth Proportional to 103,513,606.20, 155,138,533.20 and 55,014,694.20

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Solution

The fourth proportional to 103,513,606.20, 155,138,533.20 and 55,014,694.20 is: 82,451,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,513,606.20 : 155,138,533.20 = 55,014,694.20 : x
  2. Step 2: Convert to fraction form
    103,513,606.20/155,138,533.20 = 55,014,694.20/x
  3. Step 3: Cross multiply
    103,513,606.20x = 155,138,533.20 × 55,014,694.20
  4. Step 4: Simplify right side
    103,513,606.20x = 8,534,898,962,634,547
  5. Step 5: Solve for x
    x = 8,534,898,962,634,547/103,513,606.20
  6. Step 6: Final answer
    x = 82,451,952.70

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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.