Home / 26,743,808,864.31-40,115,884,242.83-7,857,019,281.75

Finding the Fourth Proportional to 26,743,808,864.31, 40,115,884,242.83 and 7,857,019,281.75

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Solution

The fourth proportional to 26,743,808,864.31, 40,115,884,242.83 and 7,857,019,281.75 is: 11,785,579,144.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743,808,864.31 : 40,115,884,242.83 = 7,857,019,281.75 : x
  2. Step 2: Convert to fraction form
    26,743,808,864.31/40,115,884,242.83 = 7,857,019,281.75/x
  3. Step 3: Cross multiply
    26,743,808,864.31x = 40,115,884,242.83 × 7,857,019,281.75
  4. Step 4: Simplify right side
    26,743,808,864.31x = 315,191,276,000,326,975,488
  5. Step 5: Solve for x
    x = 315,191,276,000,326,975,488/26,743,808,864.31
  6. Step 6: Final answer
    x = 11,785,579,144.67

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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.