Home / 147,755,401,811.39-203,896,991,868.86-80,088,539,202.65

Finding the Fourth Proportional to 147,755,401,811.39, 203,896,991,868.86 and 80,088,539,202.65

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Solution

The fourth proportional to 147,755,401,811.39, 203,896,991,868.86 and 80,088,539,202.65 is: 110,519,223,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,755,401,811.39 : 203,896,991,868.86 = 80,088,539,202.65 : x
  2. Step 2: Convert to fraction form
    147,755,401,811.39/203,896,991,868.86 = 80,088,539,202.65/x
  3. Step 3: Cross multiply
    147,755,401,811.39x = 203,896,991,868.86 × 80,088,539,202.65
  4. Step 4: Simplify right side
    147,755,401,811.39x = 16,329,812,226,591,600,672,768
  5. Step 5: Solve for x
    x = 16,329,812,226,591,600,672,768/147,755,401,811.39
  6. Step 6: Final answer
    x = 110,519,223,164.76

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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.