Home / 134,677,780.24-185,868,210.88-84,449,999.63

Finding the Fourth Proportional to 134,677,780.24, 185,868,210.88 and 84,449,999.63

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Solution

The fourth proportional to 134,677,780.24, 185,868,210.88 and 84,449,999.63 is: 116,549,072.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,677,780.24 : 185,868,210.88 = 84,449,999.63 : x
  2. Step 2: Convert to fraction form
    134,677,780.24/185,868,210.88 = 84,449,999.63/x
  3. Step 3: Cross multiply
    134,677,780.24x = 185,868,210.88 × 84,449,999.63
  4. Step 4: Simplify right side
    134,677,780.24x = 15,696,570,339,622,512
  5. Step 5: Solve for x
    x = 15,696,570,339,622,512/134,677,780.24
  6. Step 6: Final answer
    x = 116,549,072.25

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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.