Home / 1,348,545,754,863.90-2,022,010,821,478-429,217,994,145.12

Finding the Fourth Proportional to 1,348,545,754,863.90, 2,022,010,821,478 and 429,217,994,145.12

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Solution

The fourth proportional to 1,348,545,754,863.90, 2,022,010,821,478 and 429,217,994,145.12 is: 643,569,879,482.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,545,754,863.90 : 2,022,010,821,478 = 429,217,994,145.12 : x
  2. Step 2: Convert to fraction form
    1,348,545,754,863.90/2,022,010,821,478 = 429,217,994,145.12/x
  3. Step 3: Cross multiply
    1,348,545,754,863.90x = 2,022,010,821,478 × 429,217,994,145.12
  4. Step 4: Simplify right side
    1,348,545,754,863.90x = 867,883,428,934,513,451,859,968
  5. Step 5: Solve for x
    x = 867,883,428,934,513,451,859,968/1,348,545,754,863.90
  6. Step 6: Final answer
    x = 643,569,879,482.59

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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.