Home / 295,245,848.40-442,868,772.60-293,545,237.20

Finding the Fourth Proportional to 295,245,848.40, 442,868,772.60 and 293,545,237.20

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Solution

The fourth proportional to 295,245,848.40, 442,868,772.60 and 293,545,237.20 is: 440,317,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,848.40 : 442,868,772.60 = 293,545,237.20 : x
  2. Step 2: Convert to fraction form
    295,245,848.40/442,868,772.60 = 293,545,237.20/x
  3. Step 3: Cross multiply
    295,245,848.40x = 442,868,772.60 × 293,545,237.20
  4. Step 4: Simplify right side
    295,245,848.40x = 130,002,018,901,339,856
  5. Step 5: Solve for x
    x = 130,002,018,901,339,856/295,245,848.40
  6. Step 6: Final answer
    x = 440,317,855.80

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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.