Home / 21,381,422,308.94-29,506,392,005.45-11,604,559,456.01

Finding the Fourth Proportional to 21,381,422,308.94, 29,506,392,005.45 and 11,604,559,456.01

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Solution

The fourth proportional to 21,381,422,308.94, 29,506,392,005.45 and 11,604,559,456.01 is: 16,014,307,907.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,381,422,308.94 : 29,506,392,005.45 = 11,604,559,456.01 : x
  2. Step 2: Convert to fraction form
    21,381,422,308.94/29,506,392,005.45 = 11,604,559,456.01/x
  3. Step 3: Cross multiply
    21,381,422,308.94x = 29,506,392,005.45 × 11,604,559,456.01
  4. Step 4: Simplify right side
    21,381,422,308.94x = 342,408,680,359,582,695,424
  5. Step 5: Solve for x
    x = 342,408,680,359,582,695,424/21,381,422,308.94
  6. Step 6: Final answer
    x = 16,014,307,907.68

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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.