Home / 142,000,644,045.70-213,000,966,068.55-100,722,401,229.70

Finding the Fourth Proportional to 142,000,644,045.70, 213,000,966,068.55 and 100,722,401,229.70

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Solution

The fourth proportional to 142,000,644,045.70, 213,000,966,068.55 and 100,722,401,229.70 is: 151,083,601,844.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,000,644,045.70 : 213,000,966,068.55 = 100,722,401,229.70 : x
  2. Step 2: Convert to fraction form
    142,000,644,045.70/213,000,966,068.55 = 100,722,401,229.70/x
  3. Step 3: Cross multiply
    142,000,644,045.70x = 213,000,966,068.55 × 100,722,401,229.70
  4. Step 4: Simplify right side
    142,000,644,045.70x = 21,453,968,766,670,206,926,848
  5. Step 5: Solve for x
    x = 21,453,968,766,670,206,926,848/142,000,644,045.70
  6. Step 6: Final answer
    x = 151,083,601,844.55

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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.