Home / 217,230,080.79-299,775,403.94-118,110,826.83

Finding the Fourth Proportional to 217,230,080.79, 299,775,403.94 and 118,110,826.83

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Solution

The fourth proportional to 217,230,080.79, 299,775,403.94 and 118,110,826.83 is: 162,991,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,230,080.79 : 299,775,403.94 = 118,110,826.83 : x
  2. Step 2: Convert to fraction form
    217,230,080.79/299,775,403.94 = 118,110,826.83/x
  3. Step 3: Cross multiply
    217,230,080.79x = 299,775,403.94 × 118,110,826.83
  4. Step 4: Simplify right side
    217,230,080.79x = 35,406,720,822,060,084
  5. Step 5: Solve for x
    x = 35,406,720,822,060,084/217,230,080.79
  6. Step 6: Final answer
    x = 162,991,795.12

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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.