Home / 254,973,015,032.13-382,591,887,862.95-103,990,084,862.31

Finding the Fourth Proportional to 254,973,015,032.13, 382,591,887,862.95 and 103,990,084,862.31

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Solution

The fourth proportional to 254,973,015,032.13, 382,591,887,862.95 and 103,990,084,862.31 is: 156,039,112,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,973,015,032.13 : 382,591,887,862.95 = 103,990,084,862.31 : x
  2. Step 2: Convert to fraction form
    254,973,015,032.13/382,591,887,862.95 = 103,990,084,862.31/x
  3. Step 3: Cross multiply
    254,973,015,032.13x = 382,591,887,862.95 × 103,990,084,862.31
  4. Step 4: Simplify right side
    254,973,015,032.13x = 39,785,762,886,499,564,519,424
  5. Step 5: Solve for x
    x = 39,785,762,886,499,564,519,424/254,973,015,032.13
  6. Step 6: Final answer
    x = 156,039,112,144.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.