Home / 114,142,381.47-171,211,568.40-79,095,176.19

Finding the Fourth Proportional to 114,142,381.47, 171,211,568.40 and 79,095,176.19

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Solution

The fourth proportional to 114,142,381.47, 171,211,568.40 and 79,095,176.19 is: 118,641,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,142,381.47 : 171,211,568.40 = 79,095,176.19 : x
  2. Step 2: Convert to fraction form
    114,142,381.47/171,211,568.40 = 79,095,176.19/x
  3. Step 3: Cross multiply
    114,142,381.47x = 171,211,568.40 × 79,095,176.19
  4. Step 4: Simplify right side
    114,142,381.47x = 13,542,009,168,364,236
  5. Step 5: Solve for x
    x = 13,542,009,168,364,236/114,142,381.47
  6. Step 6: Final answer
    x = 118,641,375.74

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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.