Home / 5,109,191,501.42-7,050,671,049.03-2,851,107,272.98

Finding the Fourth Proportional to 5,109,191,501.42, 7,050,671,049.03 and 2,851,107,272.98

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Solution

The fourth proportional to 5,109,191,501.42, 7,050,671,049.03 and 2,851,107,272.98 is: 3,934,520,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,191,501.42 : 7,050,671,049.03 = 2,851,107,272.98 : x
  2. Step 2: Convert to fraction form
    5,109,191,501.42/7,050,671,049.03 = 2,851,107,272.98/x
  3. Step 3: Cross multiply
    5,109,191,501.42x = 7,050,671,049.03 × 2,851,107,272.98
  4. Step 4: Simplify right side
    5,109,191,501.42x = 20,102,219,507,278,958,592
  5. Step 5: Solve for x
    x = 20,102,219,507,278,958,592/5,109,191,501.42
  6. Step 6: Final answer
    x = 3,934,520,657.86

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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.