Home / 524,257,807.20-786,890,595.60-265,764,904.80

Finding the Fourth Proportional to 524,257,807.20, 786,890,595.60 and 265,764,904.80

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Solution

The fourth proportional to 524,257,807.20, 786,890,595.60 and 265,764,904.80 is: 398,902,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,257,807.20 : 786,890,595.60 = 265,764,904.80 : x
  2. Step 2: Convert to fraction form
    524,257,807.20/786,890,595.60 = 265,764,904.80/x
  3. Step 3: Cross multiply
    524,257,807.20x = 786,890,595.60 × 265,764,904.80
  4. Step 4: Simplify right side
    524,257,807.20x = 209,127,904,227,649,312
  5. Step 5: Solve for x
    x = 209,127,904,227,649,312/524,257,807.20
  6. Step 6: Final answer
    x = 398,902,794.30

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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.