Home / 786,996,018.30-1,180,494,027.45-775,516,892.70

Finding the Fourth Proportional to 786,996,018.30, 1,180,494,027.45 and 775,516,892.70

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Solution

The fourth proportional to 786,996,018.30, 1,180,494,027.45 and 775,516,892.70 is: 1,163,275,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,996,018.30 : 1,180,494,027.45 = 775,516,892.70 : x
  2. Step 2: Convert to fraction form
    786,996,018.30/1,180,494,027.45 = 775,516,892.70/x
  3. Step 3: Cross multiply
    786,996,018.30x = 1,180,494,027.45 × 775,516,892.70
  4. Step 4: Simplify right side
    786,996,018.30x = 915,493,060,018,932,608
  5. Step 5: Solve for x
    x = 915,493,060,018,932,608/786,996,018.30
  6. Step 6: Final answer
    x = 1,163,275,339.05

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1.5x scale

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.