Home / 16,748,915,217.69-23,113,503,130.32-9,230,536,437.78

Finding the Fourth Proportional to 16,748,915,217.69, 23,113,503,130.32 and 9,230,536,437.78

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Solution

The fourth proportional to 16,748,915,217.69, 23,113,503,130.32 and 9,230,536,437.78 is: 12,738,140,355.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748,915,217.69 : 23,113,503,130.32 = 9,230,536,437.78 : x
  2. Step 2: Convert to fraction form
    16,748,915,217.69/23,113,503,130.32 = 9,230,536,437.78/x
  3. Step 3: Cross multiply
    16,748,915,217.69x = 23,113,503,130.32 × 9,230,536,437.78
  4. Step 4: Simplify right side
    16,748,915,217.69x = 213,350,032,849,160,863,744
  5. Step 5: Solve for x
    x = 213,350,032,849,160,863,744/16,748,915,217.69
  6. Step 6: Final answer
    x = 12,738,140,355.73

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Double scale
Find fourth proportional to 16,748,915,218.69, 23,113,503,131.70 and 9,230,536,438.78
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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.