Home / 13,348,735,402.98-18,412,875,695.24-7,919,427,150.68

Finding the Fourth Proportional to 13,348,735,402.98, 18,412,875,695.24 and 7,919,427,150.68

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Solution

The fourth proportional to 13,348,735,402.98, 18,412,875,695.24 and 7,919,427,150.68 is: 10,923,838,348.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,735,402.98 : 18,412,875,695.24 = 7,919,427,150.68 : x
  2. Step 2: Convert to fraction form
    13,348,735,402.98/18,412,875,695.24 = 7,919,427,150.68/x
  3. Step 3: Cross multiply
    13,348,735,402.98x = 18,412,875,695.24 × 7,919,427,150.68
  4. Step 4: Simplify right side
    13,348,735,402.98x = 145,819,427,702,847,881,216
  5. Step 5: Solve for x
    x = 145,819,427,702,847,881,216/13,348,735,402.98
  6. Step 6: Final answer
    x = 10,923,838,348.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.