Home / 38,969,095,460.03-53,777,349,538.36-21,147,752,966.03

Finding the Fourth Proportional to 38,969,095,460.03, 53,777,349,538.36 and 21,147,752,966.03

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Solution

The fourth proportional to 38,969,095,460.03, 53,777,349,538.36 and 21,147,752,966.03 is: 29,183,897,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,969,095,460.03 : 53,777,349,538.36 = 21,147,752,966.03 : x
  2. Step 2: Convert to fraction form
    38,969,095,460.03/53,777,349,538.36 = 21,147,752,966.03/x
  3. Step 3: Cross multiply
    38,969,095,460.03x = 53,777,349,538.36 × 21,147,752,966.03
  4. Step 4: Simplify right side
    38,969,095,460.03x = 1,137,270,103,204,710,318,080
  5. Step 5: Solve for x
    x = 1,137,270,103,204,710,318,080/38,969,095,460.03
  6. Step 6: Final answer
    x = 29,183,897,901.13

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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.