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Finding the Fourth Proportional to 107,698,648.80, 161,548,894.80 and 35,895,064.80

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Solution

The fourth proportional to 107,698,648.80, 161,548,894.80 and 35,895,064.80 is: 53,842,904.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,698,648.80 : 161,548,894.80 = 35,895,064.80 : x
  2. Step 2: Convert to fraction form
    107,698,648.80/161,548,894.80 = 35,895,064.80/x
  3. Step 3: Cross multiply
    107,698,648.80x = 161,548,894.80 × 35,895,064.80
  4. Step 4: Simplify right side
    107,698,648.80x = 5,798,808,047,214,383
  5. Step 5: Solve for x
    x = 5,798,808,047,214,383/107,698,648.80
  6. Step 6: Final answer
    x = 53,842,904.36

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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.