Home / 115,338,477.60-159,149,977.68-70,051,656.48

Finding the Fourth Proportional to 115,338,477.60, 159,149,977.68 and 70,051,656.48

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Solution

The fourth proportional to 115,338,477.60, 159,149,977.68 and 70,051,656.48 is: 96,660,887.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,338,477.60 : 159,149,977.68 = 70,051,656.48 : x
  2. Step 2: Convert to fraction form
    115,338,477.60/159,149,977.68 = 70,051,656.48/x
  3. Step 3: Cross multiply
    115,338,477.60x = 159,149,977.68 × 70,051,656.48
  4. Step 4: Simplify right side
    115,338,477.60x = 11,148,719,565,239,028
  5. Step 5: Solve for x
    x = 11,148,719,565,239,028/115,338,477.60
  6. Step 6: Final answer
    x = 96,660,887.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.