Home / 39,931,630,188.26-59,901,127,447.90-13,040,338,920.80

Finding the Fourth Proportional to 39,931,630,188.26, 59,901,127,447.90 and 13,040,338,920.80

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Solution

The fourth proportional to 39,931,630,188.26, 59,901,127,447.90 and 13,040,338,920.80 is: 19,561,710,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,931,630,188.26 : 59,901,127,447.90 = 13,040,338,920.80 : x
  2. Step 2: Convert to fraction form
    39,931,630,188.26/59,901,127,447.90 = 13,040,338,920.80/x
  3. Step 3: Cross multiply
    39,931,630,188.26x = 59,901,127,447.90 × 13,040,338,920.80
  4. Step 4: Simplify right side
    39,931,630,188.26x = 781,131,003,658,346,692,608
  5. Step 5: Solve for x
    x = 781,131,003,658,346,692,608/39,931,630,188.26
  6. Step 6: Final answer
    x = 19,561,710,853.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.