Home / 18,242,124,208.98-25,175,168,749.29-10,213,394,506.57

Finding the Fourth Proportional to 18,242,124,208.98, 25,175,168,749.29 and 10,213,394,506.57

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Solution

The fourth proportional to 18,242,124,208.98, 25,175,168,749.29 and 10,213,394,506.57 is: 14,095,065,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,124,208.98 : 25,175,168,749.29 = 10,213,394,506.57 : x
  2. Step 2: Convert to fraction form
    18,242,124,208.98/25,175,168,749.29 = 10,213,394,506.57/x
  3. Step 3: Cross multiply
    18,242,124,208.98x = 25,175,168,749.29 × 10,213,394,506.57
  4. Step 4: Simplify right side
    18,242,124,208.98x = 257,123,930,205,971,218,432
  5. Step 5: Solve for x
    x = 257,123,930,205,971,218,432/18,242,124,208.98
  6. Step 6: Final answer
    x = 14,095,065,205.15

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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.