Home / 200,416,110.40-300,624,165.60-123,888,606.40

Finding the Fourth Proportional to 200,416,110.40, 300,624,165.60 and 123,888,606.40

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Solution

The fourth proportional to 200,416,110.40, 300,624,165.60 and 123,888,606.40 is: 185,832,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,416,110.40 : 300,624,165.60 = 123,888,606.40 : x
  2. Step 2: Convert to fraction form
    200,416,110.40/300,624,165.60 = 123,888,606.40/x
  3. Step 3: Cross multiply
    200,416,110.40x = 300,624,165.60 × 123,888,606.40
  4. Step 4: Simplify right side
    200,416,110.40x = 37,243,908,926,346,824
  5. Step 5: Solve for x
    x = 37,243,908,926,346,824/200,416,110.40
  6. Step 6: Final answer
    x = 185,832,909.60

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1.5x scale

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.