Home / 86,205,151.80-129,370,713.30-60,695,983.80

Finding the Fourth Proportional to 86,205,151.80, 129,370,713.30 and 60,695,983.80

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Solution

The fourth proportional to 86,205,151.80, 129,370,713.30 and 60,695,983.80 is: 91,088,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,205,151.80 : 129,370,713.30 = 60,695,983.80 : x
  2. Step 2: Convert to fraction form
    86,205,151.80/129,370,713.30 = 60,695,983.80/x
  3. Step 3: Cross multiply
    86,205,151.80x = 129,370,713.30 × 60,695,983.80
  4. Step 4: Simplify right side
    86,205,151.80x = 7,852,282,718,651,244
  5. Step 5: Solve for x
    x = 7,852,282,718,651,244/86,205,151.80
  6. Step 6: Final answer
    x = 91,088,323.08

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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.