Home / 7,980,295,772.40-11,970,443,658.60-5,041,639,618.80

Finding the Fourth Proportional to 7,980,295,772.40, 11,970,443,658.60 and 5,041,639,618.80

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Solution

The fourth proportional to 7,980,295,772.40, 11,970,443,658.60 and 5,041,639,618.80 is: 7,562,459,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,295,772.40 : 11,970,443,658.60 = 5,041,639,618.80 : x
  2. Step 2: Convert to fraction form
    7,980,295,772.40/11,970,443,658.60 = 5,041,639,618.80/x
  3. Step 3: Cross multiply
    7,980,295,772.40x = 11,970,443,658.60 × 5,041,639,618.80
  4. Step 4: Simplify right side
    7,980,295,772.40x = 60,350,663,003,810,988,032
  5. Step 5: Solve for x
    x = 60,350,663,003,810,988,032/7,980,295,772.40
  6. Step 6: Final answer
    x = 7,562,459,428.20

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1.5x scale

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.