Home / 1,411,288,496,557.30-2,116,932,628,085.70-391,406,017,514.23

Finding the Fourth Proportional to 1,411,288,496,557.30, 2,116,932,628,085.70 and 391,406,017,514.23

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Solution

The fourth proportional to 1,411,288,496,557.30, 2,116,932,628,085.70 and 391,406,017,514.23 is: 587,108,993,891.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,288,496,557.30 : 2,116,932,628,085.70 = 391,406,017,514.23 : x
  2. Step 2: Convert to fraction form
    1,411,288,496,557.30/2,116,932,628,085.70 = 391,406,017,514.23/x
  3. Step 3: Cross multiply
    1,411,288,496,557.30x = 2,116,932,628,085.70 × 391,406,017,514.23
  4. Step 4: Simplify right side
    1,411,288,496,557.30x = 828,580,169,304,956,316,155,904
  5. Step 5: Solve for x
    x = 828,580,169,304,956,316,155,904/1,411,288,496,557.30
  6. Step 6: Final answer
    x = 587,108,993,891.89

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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.