Home / 13,436,960,020.40-20,155,440,030.60-10,171,786,516.40

Finding the Fourth Proportional to 13,436,960,020.40, 20,155,440,030.60 and 10,171,786,516.40

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Solution

The fourth proportional to 13,436,960,020.40, 20,155,440,030.60 and 10,171,786,516.40 is: 15,257,679,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436,960,020.40 : 20,155,440,030.60 = 10,171,786,516.40 : x
  2. Step 2: Convert to fraction form
    13,436,960,020.40/20,155,440,030.60 = 10,171,786,516.40/x
  3. Step 3: Cross multiply
    13,436,960,020.40x = 20,155,440,030.60 × 10,171,786,516.40
  4. Step 4: Simplify right side
    13,436,960,020.40x = 205,016,833,135,365,849,088
  5. Step 5: Solve for x
    x = 205,016,833,135,365,849,088/13,436,960,020.40
  6. Step 6: Final answer
    x = 15,257,679,774.60

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1.5x scale

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.