Home / 64,984,208,716.47-89,664,778,986.31-37,517,319,264.90

Finding the Fourth Proportional to 64,984,208,716.47, 89,664,778,986.31 and 37,517,319,264.90

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Solution

The fourth proportional to 64,984,208,716.47, 89,664,778,986.31 and 37,517,319,264.90 is: 51,766,147,599.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,984,208,716.47 : 89,664,778,986.31 = 37,517,319,264.90 : x
  2. Step 2: Convert to fraction form
    64,984,208,716.47/89,664,778,986.31 = 37,517,319,264.90/x
  3. Step 3: Cross multiply
    64,984,208,716.47x = 89,664,778,986.31 × 37,517,319,264.90
  4. Step 4: Simplify right side
    64,984,208,716.47x = 3,363,982,140,046,089,125,888
  5. Step 5: Solve for x
    x = 3,363,982,140,046,089,125,888/64,984,208,716.47
  6. Step 6: Final answer
    x = 51,766,147,599.39

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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.