Home / 37,618,775,407.55-51,913,918,536.16-20,702,422,962.07

Finding the Fourth Proportional to 37,618,775,407.55, 51,913,918,536.16 and 20,702,422,962.07

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Solution

The fourth proportional to 37,618,775,407.55, 51,913,918,536.16 and 20,702,422,962.07 is: 28,569,348,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,618,775,407.55 : 51,913,918,536.16 = 20,702,422,962.07 : x
  2. Step 2: Convert to fraction form
    37,618,775,407.55/51,913,918,536.16 = 20,702,422,962.07/x
  3. Step 3: Cross multiply
    37,618,775,407.55x = 51,913,918,536.16 × 20,702,422,962.07
  4. Step 4: Simplify right side
    37,618,775,407.55x = 1,074,743,899,153,770,610,688
  5. Step 5: Solve for x
    x = 1,074,743,899,153,770,610,688/37,618,775,407.55
  6. Step 6: Final answer
    x = 28,569,348,350.93

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1.5x scale

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.