Home / 115,556,444.55-159,450,862.86-70,270,087.32

Finding the Fourth Proportional to 115,556,444.55, 159,450,862.86 and 70,270,087.32

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Solution

The fourth proportional to 115,556,444.55, 159,450,862.86 and 70,270,087.32 is: 96,962,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,556,444.55 : 159,450,862.86 = 70,270,087.32 : x
  2. Step 2: Convert to fraction form
    115,556,444.55/159,450,862.86 = 70,270,087.32/x
  3. Step 3: Cross multiply
    115,556,444.55x = 159,450,862.86 × 70,270,087.32
  4. Step 4: Simplify right side
    115,556,444.55x = 11,204,626,056,421,544
  5. Step 5: Solve for x
    x = 11,204,626,056,421,544/115,556,444.55
  6. Step 6: Final answer
    x = 96,962,364.15

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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.