Home / 127,501,549.20-190,933,459.20-101,992,381.20

Finding the Fourth Proportional to 127,501,549.20, 190,933,459.20 and 101,992,381.20

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Solution

The fourth proportional to 127,501,549.20, 190,933,459.20 and 101,992,381.20 is: 152,733,502.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,501,549.20 : 190,933,459.20 = 101,992,381.20 : x
  2. Step 2: Convert to fraction form
    127,501,549.20/190,933,459.20 = 101,992,381.20/x
  3. Step 3: Cross multiply
    127,501,549.20x = 190,933,459.20 × 101,992,381.20
  4. Step 4: Simplify right side
    127,501,549.20x = 19,473,758,154,561,048
  5. Step 5: Solve for x
    x = 19,473,758,154,561,048/127,501,549.20
  6. Step 6: Final answer
    x = 152,733,502.27

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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.