Home / 37,618,775,349.95-51,913,918,456.71-20,702,422,904.46

Finding the Fourth Proportional to 37,618,775,349.95, 51,913,918,456.71 and 20,702,422,904.46

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Solution

The fourth proportional to 37,618,775,349.95, 51,913,918,456.71 and 20,702,422,904.46 is: 28,569,348,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,618,775,349.95 : 51,913,918,456.71 = 20,702,422,904.46 : x
  2. Step 2: Convert to fraction form
    37,618,775,349.95/51,913,918,456.71 = 20,702,422,904.46/x
  3. Step 3: Cross multiply
    37,618,775,349.95x = 51,913,918,456.71 × 20,702,422,904.46
  4. Step 4: Simplify right side
    37,618,775,349.95x = 1,074,743,894,518,461,759,488
  5. Step 5: Solve for x
    x = 1,074,743,894,518,461,759,488/37,618,775,349.95
  6. Step 6: Final answer
    x = 28,569,348,271.46

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.