Home / 68,466,017,379.13-94,483,215,133.63-37,982,201,774.93

Finding the Fourth Proportional to 68,466,017,379.13, 94,483,215,133.63 and 37,982,201,774.93

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Solution

The fourth proportional to 68,466,017,379.13, 94,483,215,133.63 and 37,982,201,774.93 is: 52,415,500,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,466,017,379.13 : 94,483,215,133.63 = 37,982,201,774.93 : x
  2. Step 2: Convert to fraction form
    68,466,017,379.13/94,483,215,133.63 = 37,982,201,774.93/x
  3. Step 3: Cross multiply
    68,466,017,379.13x = 94,483,215,133.63 × 37,982,201,774.93
  4. Step 4: Simplify right side
    68,466,017,379.13x = 3,588,680,541,549,654,704,128
  5. Step 5: Solve for x
    x = 3,588,680,541,549,654,704,128/68,466,017,379.13
  6. Step 6: Final answer
    x = 52,415,500,111.21

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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.