Home / 6,943,433,774.72-9,581,931,327.12-3,771,620,209.76

Finding the Fourth Proportional to 6,943,433,774.72, 9,581,931,327.12 and 3,771,620,209.76

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Solution

The fourth proportional to 6,943,433,774.72, 9,581,931,327.12 and 3,771,620,209.76 is: 5,204,831,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943,433,774.72 : 9,581,931,327.12 = 3,771,620,209.76 : x
  2. Step 2: Convert to fraction form
    6,943,433,774.72/9,581,931,327.12 = 3,771,620,209.76/x
  3. Step 3: Cross multiply
    6,943,433,774.72x = 9,581,931,327.12 × 3,771,620,209.76
  4. Step 4: Simplify right side
    6,943,433,774.72x = 36,139,405,841,898,254,336
  5. Step 5: Solve for x
    x = 36,139,405,841,898,254,336/6,943,433,774.72
  6. Step 6: Final answer
    x = 5,204,831,933.95

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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.