Home / 1,353,415,119.26-1,867,712,864.56-766,704,255.26

Finding the Fourth Proportional to 1,353,415,119.26, 1,867,712,864.56 and 766,704,255.26

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Solution

The fourth proportional to 1,353,415,119.26, 1,867,712,864.56 and 766,704,255.26 is: 1,058,051,872.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,415,119.26 : 1,867,712,864.56 = 766,704,255.26 : x
  2. Step 2: Convert to fraction form
    1,353,415,119.26/1,867,712,864.56 = 766,704,255.26/x
  3. Step 3: Cross multiply
    1,353,415,119.26x = 1,867,712,864.56 × 766,704,255.26
  4. Step 4: Simplify right side
    1,353,415,119.26x = 1,431,983,400,861,996,032
  5. Step 5: Solve for x
    x = 1,431,983,400,861,996,032/1,353,415,119.26
  6. Step 6: Final answer
    x = 1,058,051,872.25

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Double scale
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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.