Home / 13,140,296,599.42-19,710,445,127.56-3,191,673,273.58

Finding the Fourth Proportional to 13,140,296,599.42, 19,710,445,127.56 and 3,191,673,273.58

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Solution

The fourth proportional to 13,140,296,599.42, 19,710,445,127.56 and 3,191,673,273.58 is: 4,787,509,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,140,296,599.42 : 19,710,445,127.56 = 3,191,673,273.58 : x
  2. Step 2: Convert to fraction form
    13,140,296,599.42/19,710,445,127.56 = 3,191,673,273.58/x
  3. Step 3: Cross multiply
    13,140,296,599.42x = 19,710,445,127.56 × 3,191,673,273.58
  4. Step 4: Simplify right side
    13,140,296,599.42x = 62,909,300,924,014,428,160
  5. Step 5: Solve for x
    x = 62,909,300,924,014,428,160/13,140,296,599.42
  6. Step 6: Final answer
    x = 4,787,509,965.85

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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.