Home / 118,139,758.02-177,209,637.02-31,878,026.37

Finding the Fourth Proportional to 118,139,758.02, 177,209,637.02 and 31,878,026.37

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Solution

The fourth proportional to 118,139,758.02, 177,209,637.02 and 31,878,026.37 is: 47,817,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,139,758.02 : 177,209,637.02 = 31,878,026.37 : x
  2. Step 2: Convert to fraction form
    118,139,758.02/177,209,637.02 = 31,878,026.37/x
  3. Step 3: Cross multiply
    118,139,758.02x = 177,209,637.02 × 31,878,026.37
  4. Step 4: Simplify right side
    118,139,758.02x = 5,649,093,481,941,689
  5. Step 5: Solve for x
    x = 5,649,093,481,941,689/118,139,758.02
  6. Step 6: Final answer
    x = 47,817,039.55

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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.