Home / 151,848,541.99-209,549,944.65-82,232,329.78

Finding the Fourth Proportional to 151,848,541.99, 209,549,944.65 and 82,232,329.78

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Solution

The fourth proportional to 151,848,541.99, 209,549,944.65 and 82,232,329.78 is: 113,480,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,848,541.99 : 209,549,944.65 = 82,232,329.78 : x
  2. Step 2: Convert to fraction form
    151,848,541.99/209,549,944.65 = 82,232,329.78/x
  3. Step 3: Cross multiply
    151,848,541.99x = 209,549,944.65 × 82,232,329.78
  4. Step 4: Simplify right side
    151,848,541.99x = 17,231,780,153,839,548
  5. Step 5: Solve for x
    x = 17,231,780,153,839,548/151,848,541.99
  6. Step 6: Final answer
    x = 113,480,050.11

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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.