Home / 1,014,796,367.82-1,522,197,389.43-315,390,774.78

Finding the Fourth Proportional to 1,014,796,367.82, 1,522,197,389.43 and 315,390,774.78

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Solution

The fourth proportional to 1,014,796,367.82, 1,522,197,389.43 and 315,390,774.78 is: 473,087,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,796,367.82 : 1,522,197,389.43 = 315,390,774.78 : x
  2. Step 2: Convert to fraction form
    1,014,796,367.82/1,522,197,389.43 = 315,390,774.78/x
  3. Step 3: Cross multiply
    1,014,796,367.82x = 1,522,197,389.43 × 315,390,774.78
  4. Step 4: Simplify right side
    1,014,796,367.82x = 480,087,014,020,421,056
  5. Step 5: Solve for x
    x = 480,087,014,020,421,056/1,014,796,367.82
  6. Step 6: Final answer
    x = 473,087,044.10

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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.