Home / 13,460,866,537-18,575,653,599.30-7,520,463,653.80

Finding the Fourth Proportional to 13,460,866,537, 18,575,653,599.30 and 7,520,463,653.80

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Solution

The fourth proportional to 13,460,866,537, 18,575,653,599.30 and 7,520,463,653.80 is: 10,378,048,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,866,537 : 18,575,653,599.30 = 7,520,463,653.80 : x
  2. Step 2: Convert to fraction form
    13,460,866,537/18,575,653,599.30 = 7,520,463,653.80/x
  3. Step 3: Cross multiply
    13,460,866,537x = 18,575,653,599.30 × 7,520,463,653.80
  4. Step 4: Simplify right side
    13,460,866,537x = 139,697,527,739,114,799,104
  5. Step 5: Solve for x
    x = 139,697,527,739,114,799,104/13,460,866,537
  6. Step 6: Final answer
    x = 10,378,048,646.06

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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.