Home / 105,463,292.43-145,540,507.62-58,421,086.45

Finding the Fourth Proportional to 105,463,292.43, 145,540,507.62 and 58,421,086.45

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Solution

The fourth proportional to 105,463,292.43, 145,540,507.62 and 58,421,086.45 is: 80,621,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,463,292.43 : 145,540,507.62 = 58,421,086.45 : x
  2. Step 2: Convert to fraction form
    105,463,292.43/145,540,507.62 = 58,421,086.45/x
  3. Step 3: Cross multiply
    105,463,292.43x = 145,540,507.62 × 58,421,086.45
  4. Step 4: Simplify right side
    105,463,292.43x = 8,502,634,577,826,830
  5. Step 5: Solve for x
    x = 8,502,634,577,826,830/105,463,292.43
  6. Step 6: Final answer
    x = 80,621,744.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.