Home / 86,196,814.50-118,954,130.61-47,041,108.83

Finding the Fourth Proportional to 86,196,814.50, 118,954,130.61 and 47,041,108.83

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Solution

The fourth proportional to 86,196,814.50, 118,954,130.61 and 47,041,108.83 is: 64,918,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,196,814.50 : 118,954,130.61 = 47,041,108.83 : x
  2. Step 2: Convert to fraction form
    86,196,814.50/118,954,130.61 = 47,041,108.83/x
  3. Step 3: Cross multiply
    86,196,814.50x = 118,954,130.61 × 47,041,108.83
  4. Step 4: Simplify right side
    86,196,814.50x = 5,595,734,203,979,448
  5. Step 5: Solve for x
    x = 5,595,734,203,979,448/86,196,814.50
  6. Step 6: Final answer
    x = 64,918,109.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.