Home / 265,721,000.55-398,581,500.83-265,721,000.55

Finding the Fourth Proportional to 265,721,000.55, 398,581,500.83 and 265,721,000.55

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Solution

The fourth proportional to 265,721,000.55, 398,581,500.83 and 265,721,000.55 is: 398,581,500.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,721,000.55 : 398,581,500.83 = 265,721,000.55 : x
  2. Step 2: Convert to fraction form
    265,721,000.55/398,581,500.83 = 265,721,000.55/x
  3. Step 3: Cross multiply
    265,721,000.55x = 398,581,500.83 × 265,721,000.55
  4. Step 4: Simplify right side
    265,721,000.55x = 105,911,475,199,939,648
  5. Step 5: Solve for x
    x = 105,911,475,199,939,648/265,721,000.55
  6. Step 6: Final answer
    x = 398,581,500.83

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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.