Home / 854,330,503,788.94-1,178,976,967,754.30-463,697,148,070.78

Finding the Fourth Proportional to 854,330,503,788.94, 1,178,976,967,754.30 and 463,697,148,070.78

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Solution

The fourth proportional to 854,330,503,788.94, 1,178,976,967,754.30 and 463,697,148,070.78 is: 639,902,537,910.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,330,503,788.94 : 1,178,976,967,754.30 = 463,697,148,070.78 : x
  2. Step 2: Convert to fraction form
    854,330,503,788.94/1,178,976,967,754.30 = 463,697,148,070.78/x
  3. Step 3: Cross multiply
    854,330,503,788.94x = 1,178,976,967,754.30 × 463,697,148,070.78
  4. Step 4: Simplify right side
    854,330,503,788.94x = 546,688,257,588,804,896,948,224
  5. Step 5: Solve for x
    x = 546,688,257,588,804,896,948,224/854,330,503,788.94
  6. Step 6: Final answer
    x = 639,902,537,910.39

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Double scale
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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.