Home / 215,706,234,807.80-297,431,005,714.56-161,338,548,592.36

Finding the Fourth Proportional to 215,706,234,807.80, 297,431,005,714.56 and 161,338,548,592.36

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Solution

The fourth proportional to 215,706,234,807.80, 297,431,005,714.56 and 161,338,548,592.36 is: 222,464,996,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,706,234,807.80 : 297,431,005,714.56 = 161,338,548,592.36 : x
  2. Step 2: Convert to fraction form
    215,706,234,807.80/297,431,005,714.56 = 161,338,548,592.36/x
  3. Step 3: Cross multiply
    215,706,234,807.80x = 297,431,005,714.56 × 161,338,548,592.36
  4. Step 4: Simplify right side
    215,706,234,807.80x = 47,987,086,768,353,038,041,088
  5. Step 5: Solve for x
    x = 47,987,086,768,353,038,041,088/215,706,234,807.80
  6. Step 6: Final answer
    x = 222,464,996,485.20

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1.5x scale

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.