Home / 199,307,773,096.79-298,927,939,799.02-55,853,785,215.32

Finding the Fourth Proportional to 199,307,773,096.79, 298,927,939,799.02 and 55,853,785,215.32

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Solution

The fourth proportional to 199,307,773,096.79, 298,927,939,799.02 and 55,853,785,215.32 is: 83,771,228,211.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,307,773,096.79 : 298,927,939,799.02 = 55,853,785,215.32 : x
  2. Step 2: Convert to fraction form
    199,307,773,096.79/298,927,939,799.02 = 55,853,785,215.32/x
  3. Step 3: Cross multiply
    199,307,773,096.79x = 298,927,939,799.02 × 55,853,785,215.32
  4. Step 4: Simplify right side
    199,307,773,096.79x = 16,696,256,944,391,376,076,800
  5. Step 5: Solve for x
    x = 16,696,256,944,391,376,076,800/199,307,773,096.79
  6. Step 6: Final answer
    x = 83,771,228,211.37

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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.