Home / 48,520,455.60-72,581,617.80-43,742,881.20

Finding the Fourth Proportional to 48,520,455.60, 72,581,617.80 and 43,742,881.20

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Solution

The fourth proportional to 48,520,455.60, 72,581,617.80 and 43,742,881.20 is: 65,434,857.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,520,455.60 : 72,581,617.80 = 43,742,881.20 : x
  2. Step 2: Convert to fraction form
    48,520,455.60/72,581,617.80 = 43,742,881.20/x
  3. Step 3: Cross multiply
    48,520,455.60x = 72,581,617.80 × 43,742,881.20
  4. Step 4: Simplify right side
    48,520,455.60x = 3,174,929,084,729,205.50
  5. Step 5: Solve for x
    x = 3,174,929,084,729,205.50/48,520,455.60
  6. Step 6: Final answer
    x = 65,434,857.23

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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.