Home / 10,503,239,803.05-14,494,816,646.43-5,745,406,797.78

Finding the Fourth Proportional to 10,503,239,803.05, 14,494,816,646.43 and 5,745,406,797.78

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Solution

The fourth proportional to 10,503,239,803.05, 14,494,816,646.43 and 5,745,406,797.78 is: 7,928,850,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,503,239,803.05 : 14,494,816,646.43 = 5,745,406,797.78 : x
  2. Step 2: Convert to fraction form
    10,503,239,803.05/14,494,816,646.43 = 5,745,406,797.78/x
  3. Step 3: Cross multiply
    10,503,239,803.05x = 14,494,816,646.43 × 5,745,406,797.78
  4. Step 4: Simplify right side
    10,503,239,803.05x = 83,278,618,092,973,621,248
  5. Step 5: Solve for x
    x = 83,278,618,092,973,621,248/10,503,239,803.05
  6. Step 6: Final answer
    x = 7,928,850,493.23

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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.