Home / 79,784,900.40-110,098,417.38-46,291,784.78

Finding the Fourth Proportional to 79,784,900.40, 110,098,417.38 and 46,291,784.78

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Solution

The fourth proportional to 79,784,900.40, 110,098,417.38 and 46,291,784.78 is: 63,879,909.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,784,900.40 : 110,098,417.38 = 46,291,784.78 : x
  2. Step 2: Convert to fraction form
    79,784,900.40/110,098,417.38 = 46,291,784.78/x
  3. Step 3: Cross multiply
    79,784,900.40x = 110,098,417.38 × 46,291,784.78
  4. Step 4: Simplify right side
    79,784,900.40x = 5,096,652,241,973,571
  5. Step 5: Solve for x
    x = 5,096,652,241,973,571/79,784,900.40
  6. Step 6: Final answer
    x = 63,879,909.81

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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.