Home / 147,118,671.41-203,038,121.48-109,884,378.76

Finding the Fourth Proportional to 147,118,671.41, 203,038,121.48 and 109,884,378.76

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Solution

The fourth proportional to 147,118,671.41, 203,038,121.48 and 109,884,378.76 is: 151,651,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,118,671.41 : 203,038,121.48 = 109,884,378.76 : x
  2. Step 2: Convert to fraction form
    147,118,671.41/203,038,121.48 = 109,884,378.76/x
  3. Step 3: Cross multiply
    147,118,671.41x = 203,038,121.48 × 109,884,378.76
  4. Step 4: Simplify right side
    147,118,671.41x = 22,310,717,843,127,644
  5. Step 5: Solve for x
    x = 22,310,717,843,127,644/147,118,671.41
  6. Step 6: Final answer
    x = 151,651,164.53

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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.