Home / 100,840,799.61-151,266,563.15-31,759,005.47

Finding the Fourth Proportional to 100,840,799.61, 151,266,563.15 and 31,759,005.47

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Solution

The fourth proportional to 100,840,799.61, 151,266,563.15 and 31,759,005.47 is: 47,640,197.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,840,799.61 : 151,266,563.15 = 31,759,005.47 : x
  2. Step 2: Convert to fraction form
    100,840,799.61/151,266,563.15 = 31,759,005.47/x
  3. Step 3: Cross multiply
    100,840,799.61x = 151,266,563.15 × 31,759,005.47
  4. Step 4: Simplify right side
    100,840,799.61x = 4,804,075,605,593,823
  5. Step 5: Solve for x
    x = 4,804,075,605,593,823/100,840,799.61
  6. Step 6: Final answer
    x = 47,640,197.46

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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.