Home / 131,768,673,482.85-181,828,063,228.85-73,899,402,628.20

Finding the Fourth Proportional to 131,768,673,482.85, 181,828,063,228.85 and 73,899,402,628.20

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Solution

The fourth proportional to 131,768,673,482.85, 181,828,063,228.85 and 73,899,402,628.20 is: 101,974,049,662.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,768,673,482.85 : 181,828,063,228.85 = 73,899,402,628.20 : x
  2. Step 2: Convert to fraction form
    131,768,673,482.85/181,828,063,228.85 = 73,899,402,628.20/x
  3. Step 3: Cross multiply
    131,768,673,482.85x = 181,828,063,228.85 × 73,899,402,628.20
  4. Step 4: Simplify right side
    131,768,673,482.85x = 13,436,985,253,654,593,273,856
  5. Step 5: Solve for x
    x = 13,436,985,253,654,593,273,856/131,768,673,482.85
  6. Step 6: Final answer
    x = 101,974,049,662.14

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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.