Home / 55,345,903,906.43-76,377,421,045.60-29,971,418,999.06

Finding the Fourth Proportional to 55,345,903,906.43, 76,377,421,045.60 and 29,971,418,999.06

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Solution

The fourth proportional to 55,345,903,906.43, 76,377,421,045.60 and 29,971,418,999.06 is: 41,360,598,104.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,345,903,906.43 : 76,377,421,045.60 = 29,971,418,999.06 : x
  2. Step 2: Convert to fraction form
    55,345,903,906.43/76,377,421,045.60 = 29,971,418,999.06/x
  3. Step 3: Cross multiply
    55,345,903,906.43x = 76,377,421,045.60 × 29,971,418,999.06
  4. Step 4: Simplify right side
    55,345,903,906.43x = 2,289,139,688,225,393,868,800
  5. Step 5: Solve for x
    x = 2,289,139,688,225,393,868,800/55,345,903,906.43
  6. Step 6: Final answer
    x = 41,360,598,104.88

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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.