Home / 1,341,407,700.80-2,011,559,610.72-512,667,437.12

Finding the Fourth Proportional to 1,341,407,700.80, 2,011,559,610.72 and 512,667,437.12

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Solution

The fourth proportional to 1,341,407,700.80, 2,011,559,610.72 and 512,667,437.12 is: 768,790,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,407,700.80 : 2,011,559,610.72 = 512,667,437.12 : x
  2. Step 2: Convert to fraction form
    1,341,407,700.80/2,011,559,610.72 = 512,667,437.12/x
  3. Step 3: Cross multiply
    1,341,407,700.80x = 2,011,559,610.72 × 512,667,437.12
  4. Step 4: Simplify right side
    1,341,407,700.80x = 1,031,261,110,241,927,296
  5. Step 5: Solve for x
    x = 1,031,261,110,241,927,296/1,341,407,700.80
  6. Step 6: Final answer
    x = 768,790,211.68

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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.