Home / 970,110,617.47-1,455,177,473.70-270,560,191.01

Finding the Fourth Proportional to 970,110,617.47, 1,455,177,473.70 and 270,560,191.01

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Solution

The fourth proportional to 970,110,617.47, 1,455,177,473.70 and 270,560,191.01 is: 405,843,507.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,110,617.47 : 1,455,177,473.70 = 270,560,191.01 : x
  2. Step 2: Convert to fraction form
    970,110,617.47/1,455,177,473.70 = 270,560,191.01/x
  3. Step 3: Cross multiply
    970,110,617.47x = 1,455,177,473.70 × 270,560,191.01
  4. Step 4: Simplify right side
    970,110,617.47x = 393,713,095,243,984,128
  5. Step 5: Solve for x
    x = 393,713,095,243,984,128/970,110,617.47
  6. Step 6: Final answer
    x = 405,843,507.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.