Home / 86,784,015.40-130,176,023.10-22,087,695.40

Finding the Fourth Proportional to 86,784,015.40, 130,176,023.10 and 22,087,695.40

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Solution

The fourth proportional to 86,784,015.40, 130,176,023.10 and 22,087,695.40 is: 33,131,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,784,015.40 : 130,176,023.10 = 22,087,695.40 : x
  2. Step 2: Convert to fraction form
    86,784,015.40/130,176,023.10 = 22,087,695.40/x
  3. Step 3: Cross multiply
    86,784,015.40x = 130,176,023.10 × 22,087,695.40
  4. Step 4: Simplify right side
    86,784,015.40x = 2,875,288,346,616,163.50
  5. Step 5: Solve for x
    x = 2,875,288,346,616,163.50/86,784,015.40
  6. Step 6: Final answer
    x = 33,131,543.10

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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.