Home / 27,038,498,897.85-37,308,194,795.16-15,602,895,879.95

Finding the Fourth Proportional to 27,038,498,897.85, 37,308,194,795.16 and 15,602,895,879.95

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Solution

The fourth proportional to 27,038,498,897.85, 37,308,194,795.16 and 15,602,895,879.95 is: 21,529,149,271.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038,498,897.85 : 37,308,194,795.16 = 15,602,895,879.95 : x
  2. Step 2: Convert to fraction form
    27,038,498,897.85/37,308,194,795.16 = 15,602,895,879.95/x
  3. Step 3: Cross multiply
    27,038,498,897.85x = 37,308,194,795.16 × 15,602,895,879.95
  4. Step 4: Simplify right side
    27,038,498,897.85x = 582,115,878,857,587,490,816
  5. Step 5: Solve for x
    x = 582,115,878,857,587,490,816/27,038,498,897.85
  6. Step 6: Final answer
    x = 21,529,149,271.81

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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.