Home / 990,245,427.45-1,482,139,637.10-990,245,427.45

Finding the Fourth Proportional to 990,245,427.45, 1,482,139,637.10 and 990,245,427.45

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Solution

The fourth proportional to 990,245,427.45, 1,482,139,637.10 and 990,245,427.45 is: 1,482,139,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,245,427.45 : 1,482,139,637.10 = 990,245,427.45 : x
  2. Step 2: Convert to fraction form
    990,245,427.45/1,482,139,637.10 = 990,245,427.45/x
  3. Step 3: Cross multiply
    990,245,427.45x = 1,482,139,637.10 × 990,245,427.45
  4. Step 4: Simplify right side
    990,245,427.45x = 1,467,681,998,480,677,376
  5. Step 5: Solve for x
    x = 1,467,681,998,480,677,376/990,245,427.45
  6. Step 6: Final answer
    x = 1,482,139,637.10

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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.