Home / 255,527,371.91-383,291,014.13-80,773,081

Finding the Fourth Proportional to 255,527,371.91, 383,291,014.13 and 80,773,081

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Solution

The fourth proportional to 255,527,371.91, 383,291,014.13 and 80,773,081 is: 121,159,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,527,371.91 : 383,291,014.13 = 80,773,081 : x
  2. Step 2: Convert to fraction form
    255,527,371.91/383,291,014.13 = 80,773,081/x
  3. Step 3: Cross multiply
    255,527,371.91x = 383,291,014.13 × 80,773,081
  4. Step 4: Simplify right side
    255,527,371.91x = 30,959,596,130,894,636
  5. Step 5: Solve for x
    x = 30,959,596,130,894,636/255,527,371.91
  6. Step 6: Final answer
    x = 121,159,607.68

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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.