Home / 64,475,999.10-96,713,998.65-51,721,415.10

Finding the Fourth Proportional to 64,475,999.10, 96,713,998.65 and 51,721,415.10

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Solution

The fourth proportional to 64,475,999.10, 96,713,998.65 and 51,721,415.10 is: 77,582,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,475,999.10 : 96,713,998.65 = 51,721,415.10 : x
  2. Step 2: Convert to fraction form
    64,475,999.10/96,713,998.65 = 51,721,415.10/x
  3. Step 3: Cross multiply
    64,475,999.10x = 96,713,998.65 × 51,721,415.10
  4. Step 4: Simplify right side
    64,475,999.10x = 5,002,184,870,157,490
  5. Step 5: Solve for x
    x = 5,002,184,870,157,490/64,475,999.10
  6. Step 6: Final answer
    x = 77,582,122.65

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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.