Home / 86,784,014.40-130,176,021.60-22,087,694.40

Finding the Fourth Proportional to 86,784,014.40, 130,176,021.60 and 22,087,694.40

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Solution

The fourth proportional to 86,784,014.40, 130,176,021.60 and 22,087,694.40 is: 33,131,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,784,014.40 : 130,176,021.60 = 22,087,694.40 : x
  2. Step 2: Convert to fraction form
    86,784,014.40/130,176,021.60 = 22,087,694.40/x
  3. Step 3: Cross multiply
    86,784,014.40x = 130,176,021.60 × 22,087,694.40
  4. Step 4: Simplify right side
    86,784,014.40x = 2,875,288,183,308,598.50
  5. Step 5: Solve for x
    x = 2,875,288,183,308,598.50/86,784,014.40
  6. Step 6: Final answer
    x = 33,131,541.60

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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.