Home / 1,062,291,731.86-1,593,440,587.15-407,443,488.65

Finding the Fourth Proportional to 1,062,291,731.86, 1,593,440,587.15 and 407,443,488.65

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Solution

The fourth proportional to 1,062,291,731.86, 1,593,440,587.15 and 407,443,488.65 is: 611,166,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,291,731.86 : 1,593,440,587.15 = 407,443,488.65 : x
  2. Step 2: Convert to fraction form
    1,062,291,731.86/1,593,440,587.15 = 407,443,488.65/x
  3. Step 3: Cross multiply
    1,062,291,731.86x = 1,593,440,587.15 × 407,443,488.65
  4. Step 4: Simplify right side
    1,062,291,731.86x = 649,236,991,781,112,576
  5. Step 5: Solve for x
    x = 649,236,991,781,112,576/1,062,291,731.86
  6. Step 6: Final answer
    x = 611,166,379.54

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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.