Home / 1,866,142,118.13-2,575,284,900.44-1,019,381,188.08

Finding the Fourth Proportional to 1,866,142,118.13, 2,575,284,900.44 and 1,019,381,188.08

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Solution

The fourth proportional to 1,866,142,118.13, 2,575,284,900.44 and 1,019,381,188.08 is: 1,406,750,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,142,118.13 : 2,575,284,900.44 = 1,019,381,188.08 : x
  2. Step 2: Convert to fraction form
    1,866,142,118.13/2,575,284,900.44 = 1,019,381,188.08/x
  3. Step 3: Cross multiply
    1,866,142,118.13x = 2,575,284,900.44 × 1,019,381,188.08
  4. Step 4: Simplify right side
    1,866,142,118.13x = 2,625,196,981,459,700,736
  5. Step 5: Solve for x
    x = 2,625,196,981,459,700,736/1,866,142,118.13
  6. Step 6: Final answer
    x = 1,406,750,834.23

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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.