Home / 12,331,851,514.65-17,015,038,322.07-6,979,411,871.73

Finding the Fourth Proportional to 12,331,851,514.65, 17,015,038,322.07 and 6,979,411,871.73

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Solution

The fourth proportional to 12,331,851,514.65, 17,015,038,322.07 and 6,979,411,871.73 is: 9,629,937,590.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331,851,514.65 : 17,015,038,322.07 = 6,979,411,871.73 : x
  2. Step 2: Convert to fraction form
    12,331,851,514.65/17,015,038,322.07 = 6,979,411,871.73/x
  3. Step 3: Cross multiply
    12,331,851,514.65x = 17,015,038,322.07 × 6,979,411,871.73
  4. Step 4: Simplify right side
    12,331,851,514.65x = 118,754,960,462,996,242,432
  5. Step 5: Solve for x
    x = 118,754,960,462,996,242,432/12,331,851,514.65
  6. Step 6: Final answer
    x = 9,629,937,590.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.