Home / 331,098,520,041.53-496,647,779,501.04-79,559,714,113.16

Finding the Fourth Proportional to 331,098,520,041.53, 496,647,779,501.04 and 79,559,714,113.16

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Solution

The fourth proportional to 331,098,520,041.53, 496,647,779,501.04 and 79,559,714,113.16 is: 119,339,571,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,098,520,041.53 : 496,647,779,501.04 = 79,559,714,113.16 : x
  2. Step 2: Convert to fraction form
    331,098,520,041.53/496,647,779,501.04 = 79,559,714,113.16/x
  3. Step 3: Cross multiply
    331,098,520,041.53x = 496,647,779,501.04 × 79,559,714,113.16
  4. Step 4: Simplify right side
    331,098,520,041.53x = 39,513,155,352,035,980,214,272
  5. Step 5: Solve for x
    x = 39,513,155,352,035,980,214,272/331,098,520,041.53
  6. Step 6: Final answer
    x = 119,339,571,034.87

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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.