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Finding the Third Proportional to 290,709,570.38 and 446,841,630

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Solution

The third proportional to 290,709,570.38 and 446,841,630 is: 686,827,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,709,570.38 : 446,841,630 = 446,841,630 : x
  2. Step 2: Convert to fraction form
    290,709,570.38/446,841,630 = 446,841,630/x
  3. Step 3: Cross multiply
    290,709,570.38x = 446,841,630 × 446,841,630
  4. Step 4: Simplify right side
    290,709,570.38x = 199,667,442,301,056,896
  5. Step 5: Solve for x
    x = 199,667,442,301,056,896/290,709,570.38
  6. Step 6: Final answer
    x = 686,827,895.08

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.