Home / 777,333,314.46-1,072,720,024.68-424,910,701.20

Finding the Fourth Proportional to 777,333,314.46, 1,072,720,024.68 and 424,910,701.20

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Solution

The fourth proportional to 777,333,314.46, 1,072,720,024.68 and 424,910,701.20 is: 586,376,795.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,333,314.46 : 1,072,720,024.68 = 424,910,701.20 : x
  2. Step 2: Convert to fraction form
    777,333,314.46/1,072,720,024.68 = 424,910,701.20/x
  3. Step 3: Cross multiply
    777,333,314.46x = 1,072,720,024.68 × 424,910,701.20
  4. Step 4: Simplify right side
    777,333,314.46x = 455,810,217,878,060,096
  5. Step 5: Solve for x
    x = 455,810,217,878,060,096/777,333,314.46
  6. Step 6: Final answer
    x = 586,376,795.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.