Home / 19,121,251,188.48-28,681,930,591.14-7,333,982,810.64

Finding the Fourth Proportional to 19,121,251,188.48, 28,681,930,591.14 and 7,333,982,810.64

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Solution

The fourth proportional to 19,121,251,188.48, 28,681,930,591.14 and 7,333,982,810.64 is: 11,000,994,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,121,251,188.48 : 28,681,930,591.14 = 7,333,982,810.64 : x
  2. Step 2: Convert to fraction form
    19,121,251,188.48/28,681,930,591.14 = 7,333,982,810.64/x
  3. Step 3: Cross multiply
    19,121,251,188.48x = 28,681,930,591.14 × 7,333,982,810.64
  4. Step 4: Simplify right side
    19,121,251,188.48x = 210,352,785,931,390,353,408
  5. Step 5: Solve for x
    x = 210,352,785,931,390,353,408/19,121,251,188.48
  6. Step 6: Final answer
    x = 11,000,994,854.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.