Home / 111,039,793.08-153,239,703.06-61,480,167.80

Finding the Fourth Proportional to 111,039,793.08, 153,239,703.06 and 61,480,167.80

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Solution

The fourth proportional to 111,039,793.08, 153,239,703.06 and 61,480,167.80 is: 84,845,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,039,793.08 : 153,239,703.06 = 61,480,167.80 : x
  2. Step 2: Convert to fraction form
    111,039,793.08/153,239,703.06 = 61,480,167.80/x
  3. Step 3: Cross multiply
    111,039,793.08x = 153,239,703.06 × 61,480,167.80
  4. Step 4: Simplify right side
    111,039,793.08x = 9,421,202,657,750,974
  5. Step 5: Solve for x
    x = 9,421,202,657,750,974/111,039,793.08
  6. Step 6: Final answer
    x = 84,845,282.91

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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.