Home / 86,341,880.40-129,496,231.80-25,759,582.80

Finding the Fourth Proportional to 86,341,880.40, 129,496,231.80 and 25,759,582.80

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Solution

The fourth proportional to 86,341,880.40, 129,496,231.80 and 25,759,582.80 is: 38,634,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,341,880.40 : 129,496,231.80 = 25,759,582.80 : x
  2. Step 2: Convert to fraction form
    86,341,880.40/129,496,231.80 = 25,759,582.80/x
  3. Step 3: Cross multiply
    86,341,880.40x = 129,496,231.80 × 25,759,582.80
  4. Step 4: Simplify right side
    86,341,880.40x = 3,335,768,905,340,093
  5. Step 5: Solve for x
    x = 3,335,768,905,340,093/86,341,880.40
  6. Step 6: Final answer
    x = 38,634,425.03

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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.