Home / 66,461,256.40-99,794,527.80-36,228,168.40

Finding the Fourth Proportional to 66,461,256.40, 99,794,527.80 and 36,228,168.40

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Solution

The fourth proportional to 66,461,256.40, 99,794,527.80 and 36,228,168.40 is: 54,398,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,461,256.40 : 99,794,527.80 = 36,228,168.40 : x
  2. Step 2: Convert to fraction form
    66,461,256.40/99,794,527.80 = 36,228,168.40/x
  3. Step 3: Cross multiply
    66,461,256.40x = 99,794,527.80 × 36,228,168.40
  4. Step 4: Simplify right side
    66,461,256.40x = 3,615,372,958,536,881.50
  5. Step 5: Solve for x
    x = 3,615,372,958,536,881.50/66,461,256.40
  6. Step 6: Final answer
    x = 54,398,203.62

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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.