Home / 31,337,088,014.40-47,005,632,021.60-8,072,726,798.40

Finding the Fourth Proportional to 31,337,088,014.40, 47,005,632,021.60 and 8,072,726,798.40

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Solution

The fourth proportional to 31,337,088,014.40, 47,005,632,021.60 and 8,072,726,798.40 is: 12,109,090,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,337,088,014.40 : 47,005,632,021.60 = 8,072,726,798.40 : x
  2. Step 2: Convert to fraction form
    31,337,088,014.40/47,005,632,021.60 = 8,072,726,798.40/x
  3. Step 3: Cross multiply
    31,337,088,014.40x = 47,005,632,021.60 × 8,072,726,798.40
  4. Step 4: Simplify right side
    31,337,088,014.40x = 379,463,625,296,499,441,664
  5. Step 5: Solve for x
    x = 379,463,625,296,499,441,664/31,337,088,014.40
  6. Step 6: Final answer
    x = 12,109,090,197.60

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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.