Home / 146,450,173.40-202,087,882.08-86,901,208.76

Finding the Fourth Proportional to 146,450,173.40, 202,087,882.08 and 86,901,208.76

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Solution

The fourth proportional to 146,450,173.40, 202,087,882.08 and 86,901,208.76 is: 119,915,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,450,173.40 : 202,087,882.08 = 86,901,208.76 : x
  2. Step 2: Convert to fraction form
    146,450,173.40/202,087,882.08 = 86,901,208.76/x
  3. Step 3: Cross multiply
    146,450,173.40x = 202,087,882.08 × 86,901,208.76
  4. Step 4: Simplify right side
    146,450,173.40x = 17,561,681,228,500,346
  5. Step 5: Solve for x
    x = 17,561,681,228,500,346/146,450,173.40
  6. Step 6: Final answer
    x = 119,915,742.13

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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.