Home / 838,461,152.07-1,157,029,163.57-462,116,593.35

Finding the Fourth Proportional to 838,461,152.07, 1,157,029,163.57 and 462,116,593.35

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Solution

The fourth proportional to 838,461,152.07, 1,157,029,163.57 and 462,116,593.35 is: 637,694,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,461,152.07 : 1,157,029,163.57 = 462,116,593.35 : x
  2. Step 2: Convert to fraction form
    838,461,152.07/1,157,029,163.57 = 462,116,593.35/x
  3. Step 3: Cross multiply
    838,461,152.07x = 1,157,029,163.57 × 462,116,593.35
  4. Step 4: Simplify right side
    838,461,152.07x = 534,682,375,475,568,320
  5. Step 5: Solve for x
    x = 534,682,375,475,568,320/838,461,152.07
  6. Step 6: Final answer
    x = 637,694,870.13

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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.