Home / 91,143,820.13-130,242,398.63

Finding the Third Proportional to 91,143,820.13 and 130,242,398.63

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Solution

The third proportional to 91,143,820.13 and 130,242,398.63 is: 186,113,357.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,143,820.13 : 130,242,398.63 = 130,242,398.63 : x
  2. Step 2: Convert to fraction form
    91,143,820.13/130,242,398.63 = 130,242,398.63/x
  3. Step 3: Cross multiply
    91,143,820.13x = 130,242,398.63 × 130,242,398.63
  4. Step 4: Simplify right side
    91,143,820.13x = 16,963,082,399,593,402
  5. Step 5: Solve for x
    x = 16,963,082,399,593,402/91,143,820.13
  6. Step 6: Final answer
    x = 186,113,357.73

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.