Home / 76,608,700.20-114,913,050.30-47,887,266.60

Finding the Fourth Proportional to 76,608,700.20, 114,913,050.30 and 47,887,266.60

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Solution

The fourth proportional to 76,608,700.20, 114,913,050.30 and 47,887,266.60 is: 71,830,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,608,700.20 : 114,913,050.30 = 47,887,266.60 : x
  2. Step 2: Convert to fraction form
    76,608,700.20/114,913,050.30 = 47,887,266.60/x
  3. Step 3: Cross multiply
    76,608,700.20x = 114,913,050.30 × 47,887,266.60
  4. Step 4: Simplify right side
    76,608,700.20x = 5,502,871,875,535,310
  5. Step 5: Solve for x
    x = 5,502,871,875,535,310/76,608,700.20
  6. Step 6: Final answer
    x = 71,830,899.90

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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.