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Finding the Third Proportional to 349,439,087.81 and 556,294,910.91

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Solution

The third proportional to 349,439,087.81 and 556,294,910.91 is: 885,602,208.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,439,087.81 : 556,294,910.91 = 556,294,910.91 : x
  2. Step 2: Convert to fraction form
    349,439,087.81/556,294,910.91 = 556,294,910.91/x
  3. Step 3: Cross multiply
    349,439,087.81x = 556,294,910.91 × 556,294,910.91
  4. Step 4: Simplify right side
    349,439,087.81x = 309,464,027,900,192,640
  5. Step 5: Solve for x
    x = 309,464,027,900,192,640/349,439,087.81
  6. Step 6: Final answer
    x = 885,602,208.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.