Home / 306,765,360.18-423,346,643.51-181,425,000.33

Finding the Fourth Proportional to 306,765,360.18, 423,346,643.51 and 181,425,000.33

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Solution

The fourth proportional to 306,765,360.18, 423,346,643.51 and 181,425,000.33 is: 250,372,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,765,360.18 : 423,346,643.51 = 181,425,000.33 : x
  2. Step 2: Convert to fraction form
    306,765,360.18/423,346,643.51 = 181,425,000.33/x
  3. Step 3: Cross multiply
    306,765,360.18x = 423,346,643.51 × 181,425,000.33
  4. Step 4: Simplify right side
    306,765,360.18x = 76,805,664,937,599,024
  5. Step 5: Solve for x
    x = 76,805,664,937,599,024/306,765,360.18
  6. Step 6: Final answer
    x = 250,372,678.62

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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.