Home / 118,173,143.91-163,106,148.39-69,296,318.31

Finding the Fourth Proportional to 118,173,143.91, 163,106,148.39 and 69,296,318.31

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Solution

The fourth proportional to 118,173,143.91, 163,106,148.39 and 69,296,318.31 is: 95,644,875.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173,143.91 : 163,106,148.39 = 69,296,318.31 : x
  2. Step 2: Convert to fraction form
    118,173,143.91/163,106,148.39 = 69,296,318.31/x
  3. Step 3: Cross multiply
    118,173,143.91x = 163,106,148.39 × 69,296,318.31
  4. Step 4: Simplify right side
    118,173,143.91x = 11,302,655,577,151,534
  5. Step 5: Solve for x
    x = 11,302,655,577,151,534/118,173,143.91
  6. Step 6: Final answer
    x = 95,644,875.00

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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.