Home / 27,038,500,257.51-37,308,196,670.55-15,602,897,236.90

Finding the Fourth Proportional to 27,038,500,257.51, 37,308,196,670.55 and 15,602,897,236.90

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Solution

The fourth proportional to 27,038,500,257.51, 37,308,196,670.55 and 15,602,897,236.90 is: 21,529,151,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038,500,257.51 : 37,308,196,670.55 = 15,602,897,236.90 : x
  2. Step 2: Convert to fraction form
    27,038,500,257.51/37,308,196,670.55 = 15,602,897,236.90/x
  3. Step 3: Cross multiply
    27,038,500,257.51x = 37,308,196,670.55 × 15,602,897,236.90
  4. Step 4: Simplify right side
    27,038,500,257.51x = 582,115,958,744,646,418,432
  5. Step 5: Solve for x
    x = 582,115,958,744,646,418,432/27,038,500,257.51
  6. Step 6: Final answer
    x = 21,529,151,143.76

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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.