Home / 758,111,170.62-1,136,440,292.85-320,810,295.18

Finding the Fourth Proportional to 758,111,170.62, 1,136,440,292.85 and 320,810,295.18

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Solution

The fourth proportional to 758,111,170.62, 1,136,440,292.85 and 320,810,295.18 is: 480,908,025.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,111,170.62 : 1,136,440,292.85 = 320,810,295.18 : x
  2. Step 2: Convert to fraction form
    758,111,170.62/1,136,440,292.85 = 320,810,295.18/x
  3. Step 3: Cross multiply
    758,111,170.62x = 1,136,440,292.85 × 320,810,295.18
  4. Step 4: Simplify right side
    758,111,170.62x = 364,581,745,803,654,144
  5. Step 5: Solve for x
    x = 364,581,745,803,654,144/758,111,170.62
  6. Step 6: Final answer
    x = 480,908,025.01

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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.