Home / 71,001,527,739.54-97,985,188,276.37-39,319,141,083.54

Finding the Fourth Proportional to 71,001,527,739.54, 97,985,188,276.37 and 39,319,141,083.54

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Solution

The fourth proportional to 71,001,527,739.54, 97,985,188,276.37 and 39,319,141,083.54 is: 54,262,120,331.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,001,527,739.54 : 97,985,188,276.37 = 39,319,141,083.54 : x
  2. Step 2: Convert to fraction form
    71,001,527,739.54/97,985,188,276.37 = 39,319,141,083.54/x
  3. Step 3: Cross multiply
    71,001,527,739.54x = 97,985,188,276.37 × 39,319,141,083.54
  4. Step 4: Simplify right side
    71,001,527,739.54x = 3,852,693,441,935,625,420,800
  5. Step 5: Solve for x
    x = 3,852,693,441,935,625,420,800/71,001,527,739.54
  6. Step 6: Final answer
    x = 54,262,120,331.67

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1.5x scale

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.