Home / 524,664,010.20-786,996,015.30-517,011,259.80

Finding the Fourth Proportional to 524,664,010.20, 786,996,015.30 and 517,011,259.80

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Solution

The fourth proportional to 524,664,010.20, 786,996,015.30 and 517,011,259.80 is: 775,516,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,664,010.20 : 786,996,015.30 = 517,011,259.80 : x
  2. Step 2: Convert to fraction form
    524,664,010.20/786,996,015.30 = 517,011,259.80/x
  3. Step 3: Cross multiply
    524,664,010.20x = 786,996,015.30 × 517,011,259.80
  4. Step 4: Simplify right side
    524,664,010.20x = 406,885,801,327,833,088
  5. Step 5: Solve for x
    x = 406,885,801,327,833,088/524,664,010.20
  6. Step 6: Final answer
    x = 775,516,889.70

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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.