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Finding the Fourth Proportional to 414,463,521.60, 581,098,276.80 and 414,463,521.60

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Solution

The fourth proportional to 414,463,521.60, 581,098,276.80 and 414,463,521.60 is: 581,098,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,463,521.60 : 581,098,276.80 = 414,463,521.60 : x
  2. Step 2: Convert to fraction form
    414,463,521.60/581,098,276.80 = 414,463,521.60/x
  3. Step 3: Cross multiply
    414,463,521.60x = 581,098,276.80 × 414,463,521.60
  4. Step 4: Simplify right side
    414,463,521.60x = 240,844,038,198,219,584
  5. Step 5: Solve for x
    x = 240,844,038,198,219,584/414,463,521.60
  6. Step 6: Final answer
    x = 581,098,276.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.