Home / 64,600,979.80-96,770,832.90-40,265,210.20

Finding the Fourth Proportional to 64,600,979.80, 96,770,832.90 and 40,265,210.20

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Solution

The fourth proportional to 64,600,979.80, 96,770,832.90 and 40,265,210.20 is: 60,316,390.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,600,979.80 : 96,770,832.90 = 40,265,210.20 : x
  2. Step 2: Convert to fraction form
    64,600,979.80/96,770,832.90 = 40,265,210.20/x
  3. Step 3: Cross multiply
    64,600,979.80x = 96,770,832.90 × 40,265,210.20
  4. Step 4: Simplify right side
    64,600,979.80x = 3,896,497,927,947,576
  5. Step 5: Solve for x
    x = 3,896,497,927,947,576/64,600,979.80
  6. Step 6: Final answer
    x = 60,316,390.56

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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.