Home / 13,299,960,484.13-18,353,933,610.32-7,507,483,136.98

Finding the Fourth Proportional to 13,299,960,484.13, 18,353,933,610.32 and 7,507,483,136.98

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Solution

The fourth proportional to 13,299,960,484.13, 18,353,933,610.32 and 7,507,483,136.98 is: 10,360,320,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299,960,484.13 : 18,353,933,610.32 = 7,507,483,136.98 : x
  2. Step 2: Convert to fraction form
    13,299,960,484.13/18,353,933,610.32 = 7,507,483,136.98/x
  3. Step 3: Cross multiply
    13,299,960,484.13x = 18,353,933,610.32 × 7,507,483,136.98
  4. Step 4: Simplify right side
    13,299,960,484.13x = 137,791,847,076,636,082,176
  5. Step 5: Solve for x
    x = 137,791,847,076,636,082,176/13,299,960,484.13
  6. Step 6: Final answer
    x = 10,360,320,035.62

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Double scale
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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.