Home / 130,080,454.56-179,494,480.15-74,329,480.66

Finding the Fourth Proportional to 130,080,454.56, 179,494,480.15 and 74,329,480.66

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Solution

The fourth proportional to 130,080,454.56, 179,494,480.15 and 74,329,480.66 is: 102,565,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,080,454.56 : 179,494,480.15 = 74,329,480.66 : x
  2. Step 2: Convert to fraction form
    130,080,454.56/179,494,480.15 = 74,329,480.66/x
  3. Step 3: Cross multiply
    130,080,454.56x = 179,494,480.15 × 74,329,480.66
  4. Step 4: Simplify right side
    130,080,454.56x = 13,341,731,490,886,178
  5. Step 5: Solve for x
    x = 13,341,731,490,886,178/130,080,454.56
  6. Step 6: Final answer
    x = 102,565,228.08

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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.