Home / 30,002,248,423.71-45,003,348,994.10-9,040,681,509.39

Finding the Fourth Proportional to 30,002,248,423.71, 45,003,348,994.10 and 9,040,681,509.39

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Solution

The fourth proportional to 30,002,248,423.71, 45,003,348,994.10 and 9,040,681,509.39 is: 13,561,015,140.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,002,248,423.71 : 45,003,348,994.10 = 9,040,681,509.39 : x
  2. Step 2: Convert to fraction form
    30,002,248,423.71/45,003,348,994.10 = 9,040,681,509.39/x
  3. Step 3: Cross multiply
    30,002,248,423.71x = 45,003,348,994.10 × 9,040,681,509.39
  4. Step 4: Simplify right side
    30,002,248,423.71x = 406,860,945,111,539,712,000
  5. Step 5: Solve for x
    x = 406,860,945,111,539,712,000/30,002,248,423.71
  6. Step 6: Final answer
    x = 13,561,015,140.12

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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.