Home / 89,176,921.64-133,733,278.65-30,868,756.96

Finding the Fourth Proportional to 89,176,921.64, 133,733,278.65 and 30,868,756.96

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Solution

The fourth proportional to 89,176,921.64, 133,733,278.65 and 30,868,756.96 is: 46,292,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,176,921.64 : 133,733,278.65 = 30,868,756.96 : x
  2. Step 2: Convert to fraction form
    89,176,921.64/133,733,278.65 = 30,868,756.96/x
  3. Step 3: Cross multiply
    89,176,921.64x = 133,733,278.65 × 30,868,756.96
  4. Step 4: Simplify right side
    89,176,921.64x = 4,128,180,076,110,807
  5. Step 5: Solve for x
    x = 4,128,180,076,110,807/89,176,921.64
  6. Step 6: Final answer
    x = 46,292,022.65

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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.