Home / 255,298,970.96-382,892,469.24-73,506,666.32

Finding the Fourth Proportional to 255,298,970.96, 382,892,469.24 and 73,506,666.32

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Solution

The fourth proportional to 255,298,970.96, 382,892,469.24 and 73,506,666.32 is: 110,243,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,298,970.96 : 382,892,469.24 = 73,506,666.32 : x
  2. Step 2: Convert to fraction form
    255,298,970.96/382,892,469.24 = 73,506,666.32/x
  3. Step 3: Cross multiply
    255,298,970.96x = 382,892,469.24 × 73,506,666.32
  4. Step 4: Simplify right side
    255,298,970.96x = 28,145,148,972,865,540
  5. Step 5: Solve for x
    x = 28,145,148,972,865,540/255,298,970.96
  6. Step 6: Final answer
    x = 110,243,879.43

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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.