Home / 623,730,327,199.20-860,752,905,418.16-345,637,535,867.36

Finding the Fourth Proportional to 623,730,327,199.20, 860,752,905,418.16 and 345,637,535,867.36

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Solution

The fourth proportional to 623,730,327,199.20, 860,752,905,418.16 and 345,637,535,867.36 is: 476,982,600,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,730,327,199.20 : 860,752,905,418.16 = 345,637,535,867.36 : x
  2. Step 2: Convert to fraction form
    623,730,327,199.20/860,752,905,418.16 = 345,637,535,867.36/x
  3. Step 3: Cross multiply
    623,730,327,199.20x = 860,752,905,418.16 × 345,637,535,867.36
  4. Step 4: Simplify right side
    623,730,327,199.20x = 297,508,513,219,403,608,752,128
  5. Step 5: Solve for x
    x = 297,508,513,219,403,608,752,128/623,730,327,199.20
  6. Step 6: Final answer
    x = 476,982,600,085.10

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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.