Home / 1,203,391,733.37-1,660,069,411.24-785,948,370.81

Finding the Fourth Proportional to 1,203,391,733.37, 1,660,069,411.24 and 785,948,370.81

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Solution

The fourth proportional to 1,203,391,733.37, 1,660,069,411.24 and 785,948,370.81 is: 1,084,209,582.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,391,733.37 : 1,660,069,411.24 = 785,948,370.81 : x
  2. Step 2: Convert to fraction form
    1,203,391,733.37/1,660,069,411.24 = 785,948,370.81/x
  3. Step 3: Cross multiply
    1,203,391,733.37x = 1,660,069,411.24 × 785,948,370.81
  4. Step 4: Simplify right side
    1,203,391,733.37x = 1,304,728,849,195,593,728
  5. Step 5: Solve for x
    x = 1,304,728,849,195,593,728/1,203,391,733.37
  6. Step 6: Final answer
    x = 1,084,209,582.81

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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.