Home / 490,667,355.60-736,001,033.40-284,043,094.80

Finding the Fourth Proportional to 490,667,355.60, 736,001,033.40 and 284,043,094.80

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Solution

The fourth proportional to 490,667,355.60, 736,001,033.40 and 284,043,094.80 is: 426,064,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,667,355.60 : 736,001,033.40 = 284,043,094.80 : x
  2. Step 2: Convert to fraction form
    490,667,355.60/736,001,033.40 = 284,043,094.80/x
  3. Step 3: Cross multiply
    490,667,355.60x = 736,001,033.40 × 284,043,094.80
  4. Step 4: Simplify right side
    490,667,355.60x = 209,056,011,302,934,176
  5. Step 5: Solve for x
    x = 209,056,011,302,934,176/490,667,355.60
  6. Step 6: Final answer
    x = 426,064,642.20

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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.