Home / 178,827,600-268,243,888.32-51,176,784

Finding the Fourth Proportional to 178,827,600, 268,243,888.32 and 51,176,784

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Solution

The fourth proportional to 178,827,600, 268,243,888.32 and 51,176,784 is: 76,765,888.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,827,600 : 268,243,888.32 = 51,176,784 : x
  2. Step 2: Convert to fraction form
    178,827,600/268,243,888.32 = 51,176,784/x
  3. Step 3: Cross multiply
    178,827,600x = 268,243,888.32 × 51,176,784
  4. Step 4: Simplify right side
    178,827,600x = 13,727,859,531,872,762
  5. Step 5: Solve for x
    x = 13,727,859,531,872,762/178,827,600
  6. Step 6: Final answer
    x = 76,765,888.11

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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.