Home / 382,318,595,742.93-527,612,149,471.17-208,712,992,146.74

Finding the Fourth Proportional to 382,318,595,742.93, 527,612,149,471.17 and 208,712,992,146.74

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Solution

The fourth proportional to 382,318,595,742.93, 527,612,149,471.17 and 208,712,992,146.74 is: 288,030,746,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,318,595,742.93 : 527,612,149,471.17 = 208,712,992,146.74 : x
  2. Step 2: Convert to fraction form
    382,318,595,742.93/527,612,149,471.17 = 208,712,992,146.74/x
  3. Step 3: Cross multiply
    382,318,595,742.93x = 527,612,149,471.17 × 208,712,992,146.74
  4. Step 4: Simplify right side
    382,318,595,742.93x = 110,119,510,409,100,908,298,240
  5. Step 5: Solve for x
    x = 110,119,510,409,100,908,298,240/382,318,595,742.93
  6. Step 6: Final answer
    x = 288,030,746,176.80

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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.