Home / 270,718,755,886.43-373,600,842,638.23-148,787,812,218.67

Finding the Fourth Proportional to 270,718,755,886.43, 373,600,842,638.23 and 148,787,812,218.67

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Solution

The fourth proportional to 270,718,755,886.43, 373,600,842,638.23 and 148,787,812,218.67 is: 205,332,105,037.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,718,755,886.43 : 373,600,842,638.23 = 148,787,812,218.67 : x
  2. Step 2: Convert to fraction form
    270,718,755,886.43/373,600,842,638.23 = 148,787,812,218.67/x
  3. Step 3: Cross multiply
    270,718,755,886.43x = 373,600,842,638.23 × 148,787,812,218.67
  4. Step 4: Simplify right side
    270,718,755,886.43x = 55,587,252,019,193,846,956,032
  5. Step 5: Solve for x
    x = 55,587,252,019,193,846,956,032/270,718,755,886.43
  6. Step 6: Final answer
    x = 205,332,105,037.13

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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.