Home / 13,668,308,181.37-18,862,126,322.16-7,564,672,649.89

Finding the Fourth Proportional to 13,668,308,181.37, 18,862,126,322.16 and 7,564,672,649.89

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Solution

The fourth proportional to 13,668,308,181.37, 18,862,126,322.16 and 7,564,672,649.89 is: 10,439,171,345.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,668,308,181.37 : 18,862,126,322.16 = 7,564,672,649.89 : x
  2. Step 2: Convert to fraction form
    13,668,308,181.37/18,862,126,322.16 = 7,564,672,649.89/x
  3. Step 3: Cross multiply
    13,668,308,181.37x = 18,862,126,322.16 × 7,564,672,649.89
  4. Step 4: Simplify right side
    13,668,308,181.37x = 142,685,811,108,014,014,464
  5. Step 5: Solve for x
    x = 142,685,811,108,014,014,464/13,668,308,181.37
  6. Step 6: Final answer
    x = 10,439,171,345.47

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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.