Home / 9,319,465,366.76-12,860,777,014.80-5,090,375,986.76

Finding the Fourth Proportional to 9,319,465,366.76, 12,860,777,014.80 and 5,090,375,986.76

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Solution

The fourth proportional to 9,319,465,366.76, 12,860,777,014.80 and 5,090,375,986.76 is: 7,024,672,329.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319,465,366.76 : 12,860,777,014.80 = 5,090,375,986.76 : x
  2. Step 2: Convert to fraction form
    9,319,465,366.76/12,860,777,014.80 = 5,090,375,986.76/x
  3. Step 3: Cross multiply
    9,319,465,366.76x = 12,860,777,014.80 × 5,090,375,986.76
  4. Step 4: Simplify right side
    9,319,465,366.76x = 65,466,190,487,212,875,776
  5. Step 5: Solve for x
    x = 65,466,190,487,212,875,776/9,319,465,366.76
  6. Step 6: Final answer
    x = 7,024,672,329.46

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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.