Home / 13,140,296,426.79-19,710,444,867.84-3,191,673,100.48

Finding the Fourth Proportional to 13,140,296,426.79, 19,710,444,867.84 and 3,191,673,100.48

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Solution

The fourth proportional to 13,140,296,426.79, 19,710,444,867.84 and 3,191,673,100.48 is: 4,787,509,706.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,140,296,426.79 : 19,710,444,867.84 = 3,191,673,100.48 : x
  2. Step 2: Convert to fraction form
    13,140,296,426.79/19,710,444,867.84 = 3,191,673,100.48/x
  3. Step 3: Cross multiply
    13,140,296,426.79x = 19,710,444,867.84 × 3,191,673,100.48
  4. Step 4: Simplify right side
    13,140,296,426.79x = 62,909,296,683,221,893,120
  5. Step 5: Solve for x
    x = 62,909,296,683,221,893,120/13,140,296,426.79
  6. Step 6: Final answer
    x = 4,787,509,706.02

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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.