Home / 145,464,676.16-200,855,631.27-117,117,001.70

Finding the Fourth Proportional to 145,464,676.16, 200,855,631.27 and 117,117,001.70

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Solution

The fourth proportional to 145,464,676.16, 200,855,631.27 and 117,117,001.70 is: 161,713,550.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,464,676.16 : 200,855,631.27 = 117,117,001.70 : x
  2. Step 2: Convert to fraction form
    145,464,676.16/200,855,631.27 = 117,117,001.70/x
  3. Step 3: Cross multiply
    145,464,676.16x = 200,855,631.27 × 117,117,001.70
  4. Step 4: Simplify right side
    145,464,676.16x = 23,523,609,308,431,912
  5. Step 5: Solve for x
    x = 23,523,609,308,431,912/145,464,676.16
  6. Step 6: Final answer
    x = 161,713,550.88

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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.