Home / 1,126,728,750.70-1,553,089,103.13-888,184,925.56

Finding the Fourth Proportional to 1,126,728,750.70, 1,553,089,103.13 and 888,184,925.56

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Solution

The fourth proportional to 1,126,728,750.70, 1,553,089,103.13 and 888,184,925.56 is: 1,224,278,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,728,750.70 : 1,553,089,103.13 = 888,184,925.56 : x
  2. Step 2: Convert to fraction form
    1,126,728,750.70/1,553,089,103.13 = 888,184,925.56/x
  3. Step 3: Cross multiply
    1,126,728,750.70x = 1,553,089,103.13 × 888,184,925.56
  4. Step 4: Simplify right side
    1,126,728,750.70x = 1,379,430,329,451,566,336
  5. Step 5: Solve for x
    x = 1,379,430,329,451,566,336/1,126,728,750.70
  6. Step 6: Final answer
    x = 1,224,278,983.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.