Home / 75,675,594.78-104,432,316.78-40,868,281.86

Finding the Fourth Proportional to 75,675,594.78, 104,432,316.78 and 40,868,281.86

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Solution

The fourth proportional to 75,675,594.78, 104,432,316.78 and 40,868,281.86 is: 56,398,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,675,594.78 : 104,432,316.78 = 40,868,281.86 : x
  2. Step 2: Convert to fraction form
    75,675,594.78/104,432,316.78 = 40,868,281.86/x
  3. Step 3: Cross multiply
    75,675,594.78x = 104,432,316.78 × 40,868,281.86
  4. Step 4: Simplify right side
    75,675,594.78x = 4,267,969,357,457,847.50
  5. Step 5: Solve for x
    x = 4,267,969,357,457,847.50/75,675,594.78
  6. Step 6: Final answer
    x = 56,398,226.80

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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.