Home / 1,132,278,053.88-1,562,593,990.86-637,272,823.80

Finding the Fourth Proportional to 1,132,278,053.88, 1,562,593,990.86 and 637,272,823.80

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Solution

The fourth proportional to 1,132,278,053.88, 1,562,593,990.86 and 637,272,823.80 is: 879,464,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,278,053.88 : 1,562,593,990.86 = 637,272,823.80 : x
  2. Step 2: Convert to fraction form
    1,132,278,053.88/1,562,593,990.86 = 637,272,823.80/x
  3. Step 3: Cross multiply
    1,132,278,053.88x = 1,562,593,990.86 × 637,272,823.80
  4. Step 4: Simplify right side
    1,132,278,053.88x = 995,798,685,008,263,424
  5. Step 5: Solve for x
    x = 995,798,685,008,263,424/1,132,278,053.88
  6. Step 6: Final answer
    x = 879,464,793.65

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1.5x scale

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.