Home / 13,918,667,353.20-20,878,001,029.80-4,727,808,601.20

Finding the Fourth Proportional to 13,918,667,353.20, 20,878,001,029.80 and 4,727,808,601.20

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Solution

The fourth proportional to 13,918,667,353.20, 20,878,001,029.80 and 4,727,808,601.20 is: 7,091,712,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,918,667,353.20 : 20,878,001,029.80 = 4,727,808,601.20 : x
  2. Step 2: Convert to fraction form
    13,918,667,353.20/20,878,001,029.80 = 4,727,808,601.20/x
  3. Step 3: Cross multiply
    13,918,667,353.20x = 20,878,001,029.80 × 4,727,808,601.20
  4. Step 4: Simplify right side
    13,918,667,353.20x = 98,707,192,844,550,897,664
  5. Step 5: Solve for x
    x = 98,707,192,844,550,897,664/13,918,667,353.20
  6. Step 6: Final answer
    x = 7,091,712,901.80

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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.