Home / 194,213,377,905.90-291,328,129,015.65-61,711,830,897.90

Finding the Fourth Proportional to 194,213,377,905.90, 291,328,129,015.65 and 61,711,830,897.90

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Solution

The fourth proportional to 194,213,377,905.90, 291,328,129,015.65 and 61,711,830,897.90 is: 92,570,308,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,213,377,905.90 : 291,328,129,015.65 = 61,711,830,897.90 : x
  2. Step 2: Convert to fraction form
    194,213,377,905.90/291,328,129,015.65 = 61,711,830,897.90/x
  3. Step 3: Cross multiply
    194,213,377,905.90x = 291,328,129,015.65 × 61,711,830,897.90
  4. Step 4: Simplify right side
    194,213,377,905.90x = 17,978,392,233,615,388,835,840
  5. Step 5: Solve for x
    x = 17,978,392,233,615,388,835,840/194,213,377,905.90
  6. Step 6: Final answer
    x = 92,570,308,119.18

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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.