Home / 14,291,012,137.16-21,422,521,405.19-7,998,514,151.24

Finding the Fourth Proportional to 14,291,012,137.16, 21,422,521,405.19 and 7,998,514,151.24

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Solution

The fourth proportional to 14,291,012,137.16, 21,422,521,405.19 and 7,998,514,151.24 is: 11,989,937,379.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291,012,137.16 : 21,422,521,405.19 = 7,998,514,151.24 : x
  2. Step 2: Convert to fraction form
    14,291,012,137.16/21,422,521,405.19 = 7,998,514,151.24/x
  3. Step 3: Cross multiply
    14,291,012,137.16x = 21,422,521,405.19 × 7,998,514,151.24
  4. Step 4: Simplify right side
    14,291,012,137.16x = 171,348,340,614,506,938,368
  5. Step 5: Solve for x
    x = 171,348,340,614,506,938,368/14,291,012,137.16
  6. Step 6: Final answer
    x = 11,989,937,379.52

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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.