Home / 99,892,278,133.44-149,778,579,361.77-31,793,925,487.61

Finding the Fourth Proportional to 99,892,278,133.44, 149,778,579,361.77 and 31,793,925,487.61

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Solution

The fourth proportional to 99,892,278,133.44, 149,778,579,361.77 and 31,793,925,487.61 is: 47,671,842,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,892,278,133.44 : 149,778,579,361.77 = 31,793,925,487.61 : x
  2. Step 2: Convert to fraction form
    99,892,278,133.44/149,778,579,361.77 = 31,793,925,487.61/x
  3. Step 3: Cross multiply
    99,892,278,133.44x = 149,778,579,361.77 × 31,793,925,487.61
  4. Step 4: Simplify right side
    99,892,278,133.44x = 4,762,048,991,868,196,225,024
  5. Step 5: Solve for x
    x = 4,762,048,991,868,196,225,024/99,892,278,133.44
  6. Step 6: Final answer
    x = 47,671,842,917.70

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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.