Home / 12,924,742,679.34-19,359,963,967.99-8,200,632,918.66

Finding the Fourth Proportional to 12,924,742,679.34, 19,359,963,967.99 and 8,200,632,918.66

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Solution

The fourth proportional to 12,924,742,679.34, 19,359,963,967.99 and 8,200,632,918.66 is: 12,283,722,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924,742,679.34 : 19,359,963,967.99 = 8,200,632,918.66 : x
  2. Step 2: Convert to fraction form
    12,924,742,679.34/19,359,963,967.99 = 8,200,632,918.66/x
  3. Step 3: Cross multiply
    12,924,742,679.34x = 19,359,963,967.99 × 8,200,632,918.66
  4. Step 4: Simplify right side
    12,924,742,679.34x = 158,763,957,820,008,988,672
  5. Step 5: Solve for x
    x = 158,763,957,820,008,988,672/12,924,742,679.34
  6. Step 6: Final answer
    x = 12,283,722,914.95

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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.