Home / 77,672,701,102.20-116,563,471,211.70-49,791,747,348.60

Finding the Fourth Proportional to 77,672,701,102.20, 116,563,471,211.70 and 49,791,747,348.60

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Solution

The fourth proportional to 77,672,701,102.20, 116,563,471,211.70 and 49,791,747,348.60 is: 74,722,506,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,672,701,102.20 : 116,563,471,211.70 = 49,791,747,348.60 : x
  2. Step 2: Convert to fraction form
    77,672,701,102.20/116,563,471,211.70 = 49,791,747,348.60/x
  3. Step 3: Cross multiply
    77,672,701,102.20x = 116,563,471,211.70 × 49,791,747,348.60
  4. Step 4: Simplify right side
    77,672,701,102.20x = 5,803,898,908,648,775,090,176
  5. Step 5: Solve for x
    x = 5,803,898,908,648,775,090,176/77,672,701,102.20
  6. Step 6: Final answer
    x = 74,722,506,444.22

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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.