Home / 145,313,057.34-200,323,654.47-114,319,398.78

Finding the Fourth Proportional to 145,313,057.34, 200,323,654.47 and 114,319,398.78

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Solution

The fourth proportional to 145,313,057.34, 200,323,654.47 and 114,319,398.78 is: 157,596,847.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,313,057.34 : 200,323,654.47 = 114,319,398.78 : x
  2. Step 2: Convert to fraction form
    145,313,057.34/200,323,654.47 = 114,319,398.78/x
  3. Step 3: Cross multiply
    145,313,057.34x = 200,323,654.47 × 114,319,398.78
  4. Step 4: Simplify right side
    145,313,057.34x = 22,900,879,740,422,860
  5. Step 5: Solve for x
    x = 22,900,879,740,422,860/145,313,057.34
  6. Step 6: Final answer
    x = 157,596,847.52

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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.