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Finding the Third Proportional to 239,962,484.81 and 358,371,274.22

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Solution

The third proportional to 239,962,484.81 and 358,371,274.22 is: 535,208,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,962,484.81 : 358,371,274.22 = 358,371,274.22 : x
  2. Step 2: Convert to fraction form
    239,962,484.81/358,371,274.22 = 358,371,274.22/x
  3. Step 3: Cross multiply
    239,962,484.81x = 358,371,274.22 × 358,371,274.22
  4. Step 4: Simplify right side
    239,962,484.81x = 128,429,970,185,170,512
  5. Step 5: Solve for x
    x = 128,429,970,185,170,512/239,962,484.81
  6. Step 6: Final answer
    x = 535,208,535.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.