Home / 186,609,035,505.96-257,520,302,603.10-105,335,965,454.76

Finding the Fourth Proportional to 186,609,035,505.96, 257,520,302,603.10 and 105,335,965,454.76

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Solution

The fourth proportional to 186,609,035,505.96, 257,520,302,603.10 and 105,335,965,454.76 is: 145,363,538,401.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,609,035,505.96 : 257,520,302,603.10 = 105,335,965,454.76 : x
  2. Step 2: Convert to fraction form
    186,609,035,505.96/257,520,302,603.10 = 105,335,965,454.76/x
  3. Step 3: Cross multiply
    186,609,035,505.96x = 257,520,302,603.10 × 105,335,965,454.76
  4. Step 4: Simplify right side
    186,609,035,505.96x = 27,126,149,698,899,482,247,168
  5. Step 5: Solve for x
    x = 27,126,149,698,899,482,247,168/186,609,035,505.96
  6. Step 6: Final answer
    x = 145,363,538,401.83

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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.