Home / 64,155,664.20-96,233,496.30-18,722,051.40

Finding the Fourth Proportional to 64,155,664.20, 96,233,496.30 and 18,722,051.40

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Solution

The fourth proportional to 64,155,664.20, 96,233,496.30 and 18,722,051.40 is: 28,083,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,155,664.20 : 96,233,496.30 = 18,722,051.40 : x
  2. Step 2: Convert to fraction form
    64,155,664.20/96,233,496.30 = 18,722,051.40/x
  3. Step 3: Cross multiply
    64,155,664.20x = 96,233,496.30 × 18,722,051.40
  4. Step 4: Simplify right side
    64,155,664.20x = 1,801,688,464,130,309.50
  5. Step 5: Solve for x
    x = 1,801,688,464,130,309.50/64,155,664.20
  6. Step 6: Final answer
    x = 28,083,077.10

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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.