Home / 1,263,587,360.15-1,743,737,628.17-699,076,281.92

Finding the Fourth Proportional to 1,263,587,360.15, 1,743,737,628.17 and 699,076,281.92

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Solution

The fourth proportional to 1,263,587,360.15, 1,743,737,628.17 and 699,076,281.92 is: 964,718,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,587,360.15 : 1,743,737,628.17 = 699,076,281.92 : x
  2. Step 2: Convert to fraction form
    1,263,587,360.15/1,743,737,628.17 = 699,076,281.92/x
  3. Step 3: Cross multiply
    1,263,587,360.15x = 1,743,737,628.17 × 699,076,281.92
  4. Step 4: Simplify right side
    1,263,587,360.15x = 1,219,005,617,738,112,000
  5. Step 5: Solve for x
    x = 1,219,005,617,738,112,000/1,263,587,360.15
  6. Step 6: Final answer
    x = 964,718,116.20

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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.