Home / 1,788,388,333.84-2,467,976,019.36-995,417,295.40

Finding the Fourth Proportional to 1,788,388,333.84, 2,467,976,019.36 and 995,417,295.40

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Solution

The fourth proportional to 1,788,388,333.84, 2,467,976,019.36 and 995,417,295.40 is: 1,373,675,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,388,333.84 : 2,467,976,019.36 = 995,417,295.40 : x
  2. Step 2: Convert to fraction form
    1,788,388,333.84/2,467,976,019.36 = 995,417,295.40/x
  3. Step 3: Cross multiply
    1,788,388,333.84x = 2,467,976,019.36 × 995,417,295.40
  4. Step 4: Simplify right side
    1,788,388,333.84x = 2,456,666,014,303,389,184
  5. Step 5: Solve for x
    x = 2,456,666,014,303,389,184/1,788,388,333.84
  6. Step 6: Final answer
    x = 1,373,675,933.70

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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.