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Finding the Third Proportional to 74,221,921.50 and 153,535,179

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Solution

The third proportional to 74,221,921.50 and 153,535,179 is: 317,602,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,221,921.50 : 153,535,179 = 153,535,179 : x
  2. Step 2: Convert to fraction form
    74,221,921.50/153,535,179 = 153,535,179/x
  3. Step 3: Cross multiply
    74,221,921.50x = 153,535,179 × 153,535,179
  4. Step 4: Simplify right side
    74,221,921.50x = 23,573,051,190,562,040
  5. Step 5: Solve for x
    x = 23,573,051,190,562,040/74,221,921.50
  6. Step 6: Final answer
    x = 317,602,275.91

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.