Home / 13,460,866,537.50-18,575,653,599.99-7,520,463,654.30

Finding the Fourth Proportional to 13,460,866,537.50, 18,575,653,599.99 and 7,520,463,654.30

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Solution

The fourth proportional to 13,460,866,537.50, 18,575,653,599.99 and 7,520,463,654.30 is: 10,378,048,646.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,866,537.50 : 18,575,653,599.99 = 7,520,463,654.30 : x
  2. Step 2: Convert to fraction form
    13,460,866,537.50/18,575,653,599.99 = 7,520,463,654.30/x
  3. Step 3: Cross multiply
    13,460,866,537.50x = 18,575,653,599.99 × 7,520,463,654.30
  4. Step 4: Simplify right side
    13,460,866,537.50x = 139,697,527,753,591,767,040
  5. Step 5: Solve for x
    x = 139,697,527,753,591,767,040/13,460,866,537.50
  6. Step 6: Final answer
    x = 10,378,048,646.75

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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.