Home / 21,143,401,116.08-31,708,311,878.28-6,975,181,995.44

Finding the Fourth Proportional to 21,143,401,116.08, 31,708,311,878.28 and 6,975,181,995.44

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Solution

The fourth proportional to 21,143,401,116.08, 31,708,311,878.28 and 6,975,181,995.44 is: 10,460,533,047.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,143,401,116.08 : 31,708,311,878.28 = 6,975,181,995.44 : x
  2. Step 2: Convert to fraction form
    21,143,401,116.08/31,708,311,878.28 = 6,975,181,995.44/x
  3. Step 3: Cross multiply
    21,143,401,116.08x = 31,708,311,878.28 × 6,975,181,995.44
  4. Step 4: Simplify right side
    21,143,401,116.08x = 221,171,246,119,174,930,432
  5. Step 5: Solve for x
    x = 221,171,246,119,174,930,432/21,143,401,116.08
  6. Step 6: Final answer
    x = 10,460,533,047.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.