Home / 279,564,260.32-385,799,848.44-154,113,703

Finding the Fourth Proportional to 279,564,260.32, 385,799,848.44 and 154,113,703

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Solution

The fourth proportional to 279,564,260.32, 385,799,848.44 and 154,113,703 is: 212,677,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,564,260.32 : 385,799,848.44 = 154,113,703 : x
  2. Step 2: Convert to fraction form
    279,564,260.32/385,799,848.44 = 154,113,703/x
  3. Step 3: Cross multiply
    279,564,260.32x = 385,799,848.44 × 154,113,703
  4. Step 4: Simplify right side
    279,564,260.32x = 59,457,043,259,927,176
  5. Step 5: Solve for x
    x = 59,457,043,259,927,176/279,564,260.32
  6. Step 6: Final answer
    x = 212,677,554.68

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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.