Home / 859,413,668,213.13-1,185,994,549,282-468,788,744,636.97

Finding the Fourth Proportional to 859,413,668,213.13, 1,185,994,549,282 and 468,788,744,636.97

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Solution

The fourth proportional to 859,413,668,213.13, 1,185,994,549,282 and 468,788,744,636.97 is: 646,930,478,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,413,668,213.13 : 1,185,994,549,282 = 468,788,744,636.97 : x
  2. Step 2: Convert to fraction form
    859,413,668,213.13/1,185,994,549,282 = 468,788,744,636.97/x
  3. Step 3: Cross multiply
    859,413,668,213.13x = 1,185,994,549,282 × 468,788,744,636.97
  4. Step 4: Simplify right side
    859,413,668,213.13x = 555,980,895,904,197,827,887,104
  5. Step 5: Solve for x
    x = 555,980,895,904,197,827,887,104/859,413,668,213.13
  6. Step 6: Final answer
    x = 646,930,478,846.33

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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.