Home / 2,129,364,154.83-3,191,191,166.50-1,657,233,293.76

Finding the Fourth Proportional to 2,129,364,154.83, 3,191,191,166.50 and 1,657,233,293.76

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Solution

The fourth proportional to 2,129,364,154.83, 3,191,191,166.50 and 1,657,233,293.76 is: 2,483,627,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,364,154.83 : 3,191,191,166.50 = 1,657,233,293.76 : x
  2. Step 2: Convert to fraction form
    2,129,364,154.83/3,191,191,166.50 = 1,657,233,293.76/x
  3. Step 3: Cross multiply
    2,129,364,154.83x = 3,191,191,166.50 × 1,657,233,293.76
  4. Step 4: Simplify right side
    2,129,364,154.83x = 5,288,548,247,876,611,072
  5. Step 5: Solve for x
    x = 5,288,548,247,876,611,072/2,129,364,154.83
  6. Step 6: Final answer
    x = 2,483,627,911.13

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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.