Home / 1,339,885,032.64-1,847,758,113.78-887,046,168.64

Finding the Fourth Proportional to 1,339,885,032.64, 1,847,758,113.78 and 887,046,168.64

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Solution

The fourth proportional to 1,339,885,032.64, 1,847,758,113.78 and 887,046,168.64 is: 1,223,274,173.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,885,032.64 : 1,847,758,113.78 = 887,046,168.64 : x
  2. Step 2: Convert to fraction form
    1,339,885,032.64/1,847,758,113.78 = 887,046,168.64/x
  3. Step 3: Cross multiply
    1,339,885,032.64x = 1,847,758,113.78 × 887,046,168.64
  4. Step 4: Simplify right side
    1,339,885,032.64x = 1,639,046,755,402,022,144
  5. Step 5: Solve for x
    x = 1,639,046,755,402,022,144/1,339,885,032.64
  6. Step 6: Final answer
    x = 1,223,274,173.14

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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.