Home / 13,443,058,418.92-18,553,849,595.76-8,017,942,172.74

Finding the Fourth Proportional to 13,443,058,418.92, 18,553,849,595.76 and 8,017,942,172.74

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Solution

The fourth proportional to 13,443,058,418.92, 18,553,849,595.76 and 8,017,942,172.74 is: 11,066,208,931.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,058,418.92 : 18,553,849,595.76 = 8,017,942,172.74 : x
  2. Step 2: Convert to fraction form
    13,443,058,418.92/18,553,849,595.76 = 8,017,942,172.74/x
  3. Step 3: Cross multiply
    13,443,058,418.92x = 18,553,849,595.76 × 8,017,942,172.74
  4. Step 4: Simplify right side
    13,443,058,418.92x = 148,763,693,140,504,805,376
  5. Step 5: Solve for x
    x = 148,763,693,140,504,805,376/13,443,058,418.92
  6. Step 6: Final answer
    x = 11,066,208,931.38

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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.