Home / 18,893,289,291.01-26,072,584,274.88-10,319,721,398.15

Finding the Fourth Proportional to 18,893,289,291.01, 26,072,584,274.88 and 10,319,721,398.15

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Solution

The fourth proportional to 18,893,289,291.01, 26,072,584,274.88 and 10,319,721,398.15 is: 14,241,130,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,893,289,291.01 : 26,072,584,274.88 = 10,319,721,398.15 : x
  2. Step 2: Convert to fraction form
    18,893,289,291.01/26,072,584,274.88 = 10,319,721,398.15/x
  3. Step 3: Cross multiply
    18,893,289,291.01x = 26,072,584,274.88 × 10,319,721,398.15
  4. Step 4: Simplify right side
    18,893,289,291.01x = 269,061,805,846,417,997,824
  5. Step 5: Solve for x
    x = 269,061,805,846,417,997,824/18,893,289,291.01
  6. Step 6: Final answer
    x = 14,241,130,895.85

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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.