Home / 49,870,197,026.93-74,924,634,187.28-31,977,631,143.62

Finding the Fourth Proportional to 49,870,197,026.93, 74,924,634,187.28 and 31,977,631,143.62

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Solution

The fourth proportional to 49,870,197,026.93, 74,924,634,187.28 and 31,977,631,143.62 is: 48,042,968,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,870,197,026.93 : 74,924,634,187.28 = 31,977,631,143.62 : x
  2. Step 2: Convert to fraction form
    49,870,197,026.93/74,924,634,187.28 = 31,977,631,143.62/x
  3. Step 3: Cross multiply
    49,870,197,026.93x = 74,924,634,187.28 × 31,977,631,143.62
  4. Step 4: Simplify right side
    49,870,197,026.93x = 2,395,912,315,611,125,907,456
  5. Step 5: Solve for x
    x = 2,395,912,315,611,125,907,456/49,870,197,026.93
  6. Step 6: Final answer
    x = 48,042,968,715.72

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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.