Home / 108,888,312.96-163,323,898.56-47,476,022.40

Finding the Fourth Proportional to 108,888,312.96, 163,323,898.56 and 47,476,022.40

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Solution

The fourth proportional to 108,888,312.96, 163,323,898.56 and 47,476,022.40 is: 71,210,296.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888,312.96 : 163,323,898.56 = 47,476,022.40 : x
  2. Step 2: Convert to fraction form
    108,888,312.96/163,323,898.56 = 47,476,022.40/x
  3. Step 3: Cross multiply
    108,888,312.96x = 163,323,898.56 × 47,476,022.40
  4. Step 4: Simplify right side
    108,888,312.96x = 7,753,969,066,489,888
  5. Step 5: Solve for x
    x = 7,753,969,066,489,888/108,888,312.96
  6. Step 6: Final answer
    x = 71,210,296.64

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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.