Home / 109,248,284,409.82-163,859,908,734.18-28,581,775,224.68

Finding the Fourth Proportional to 109,248,284,409.82, 163,859,908,734.18 and 28,581,775,224.68

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Solution

The fourth proportional to 109,248,284,409.82, 163,859,908,734.18 and 28,581,775,224.68 is: 42,869,387,881.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,248,284,409.82 : 163,859,908,734.18 = 28,581,775,224.68 : x
  2. Step 2: Convert to fraction form
    109,248,284,409.82/163,859,908,734.18 = 28,581,775,224.68/x
  3. Step 3: Cross multiply
    109,248,284,409.82x = 163,859,908,734.18 × 28,581,775,224.68
  4. Step 4: Simplify right side
    109,248,284,409.82x = 4,683,407,079,776,584,204,288
  5. Step 5: Solve for x
    x = 4,683,407,079,776,584,204,288/109,248,284,409.82
  6. Step 6: Final answer
    x = 42,869,387,881.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.