Home / 131,768,673,544.27-181,828,063,313.49-73,899,402,689.67

Finding the Fourth Proportional to 131,768,673,544.27, 181,828,063,313.49 and 73,899,402,689.67

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Solution

The fourth proportional to 131,768,673,544.27, 181,828,063,313.49 and 73,899,402,689.67 is: 101,974,049,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,768,673,544.27 : 181,828,063,313.49 = 73,899,402,689.67 : x
  2. Step 2: Convert to fraction form
    131,768,673,544.27/181,828,063,313.49 = 73,899,402,689.67/x
  3. Step 3: Cross multiply
    131,768,673,544.27x = 181,828,063,313.49 × 73,899,402,689.67
  4. Step 4: Simplify right side
    131,768,673,544.27x = 13,436,985,271,086,408,007,680
  5. Step 5: Solve for x
    x = 13,436,985,271,086,408,007,680/131,768,673,544.27
  6. Step 6: Final answer
    x = 101,974,049,746.90

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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.