Home / 51,018,422,906.40-76,527,634,359.60-49,640,927,834.40

Finding the Fourth Proportional to 51,018,422,906.40, 76,527,634,359.60 and 49,640,927,834.40

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Solution

The fourth proportional to 51,018,422,906.40, 76,527,634,359.60 and 49,640,927,834.40 is: 74,461,391,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,422,906.40 : 76,527,634,359.60 = 49,640,927,834.40 : x
  2. Step 2: Convert to fraction form
    51,018,422,906.40/76,527,634,359.60 = 49,640,927,834.40/x
  3. Step 3: Cross multiply
    51,018,422,906.40x = 76,527,634,359.60 × 49,640,927,834.40
  4. Step 4: Simplify right side
    51,018,422,906.40x = 3,798,902,774,582,253,977,600
  5. Step 5: Solve for x
    x = 3,798,902,774,582,253,977,600/51,018,422,906.40
  6. Step 6: Final answer
    x = 74,461,391,751.60

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Double scale
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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.