Home / 220,475,009.07-304,253,098.04-121,353,637.23

Finding the Fourth Proportional to 220,475,009.07, 304,253,098.04 and 121,353,637.23

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Solution

The fourth proportional to 220,475,009.07, 304,253,098.04 and 121,353,637.23 is: 167,466,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,475,009.07 : 304,253,098.04 = 121,353,637.23 : x
  2. Step 2: Convert to fraction form
    220,475,009.07/304,253,098.04 = 121,353,637.23/x
  3. Step 3: Cross multiply
    220,475,009.07x = 304,253,098.04 × 121,353,637.23
  4. Step 4: Simplify right side
    220,475,009.07x = 36,922,220,085,043,024
  5. Step 5: Solve for x
    x = 36,922,220,085,043,024/220,475,009.07
  6. Step 6: Final answer
    x = 167,466,690.40

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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.