Home / 86,205,220.80-129,370,816.80-60,696,052.80

Finding the Fourth Proportional to 86,205,220.80, 129,370,816.80 and 60,696,052.80

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Solution

The fourth proportional to 86,205,220.80, 129,370,816.80 and 60,696,052.80 is: 91,088,426.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,205,220.80 : 129,370,816.80 = 60,696,052.80 : x
  2. Step 2: Convert to fraction form
    86,205,220.80/129,370,816.80 = 60,696,052.80/x
  3. Step 3: Cross multiply
    86,205,220.80x = 129,370,816.80 × 60,696,052.80
  4. Step 4: Simplify right side
    86,205,220.80x = 7,852,297,927,271,926
  5. Step 5: Solve for x
    x = 7,852,297,927,271,926/86,205,220.80
  6. Step 6: Final answer
    x = 91,088,426.60

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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.