Home / 195,613,353.40-293,420,030.10-127,588,905.40

Finding the Fourth Proportional to 195,613,353.40, 293,420,030.10 and 127,588,905.40

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Solution

The fourth proportional to 195,613,353.40, 293,420,030.10 and 127,588,905.40 is: 191,383,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,613,353.40 : 293,420,030.10 = 127,588,905.40 : x
  2. Step 2: Convert to fraction form
    195,613,353.40/293,420,030.10 = 127,588,905.40/x
  3. Step 3: Cross multiply
    195,613,353.40x = 293,420,030.10 × 127,588,905.40
  4. Step 4: Simplify right side
    195,613,353.40x = 37,437,140,462,894,056
  5. Step 5: Solve for x
    x = 37,437,140,462,894,056/195,613,353.40
  6. Step 6: Final answer
    x = 191,383,358.10

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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.