Home / 438,326,211,057.92-657,328,050,225-151,411,258,211.88

Finding the Fourth Proportional to 438,326,211,057.92, 657,328,050,225 and 151,411,258,211.88

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Solution

The fourth proportional to 438,326,211,057.92, 657,328,050,225 and 151,411,258,211.88 is: 227,061,180,991.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,326,211,057.92 : 657,328,050,225 = 151,411,258,211.88 : x
  2. Step 2: Convert to fraction form
    438,326,211,057.92/657,328,050,225 = 151,411,258,211.88/x
  3. Step 3: Cross multiply
    438,326,211,057.92x = 657,328,050,225 × 151,411,258,211.88
  4. Step 4: Simplify right side
    438,326,211,057.92x = 99,526,867,142,529,100,283,904
  5. Step 5: Solve for x
    x = 99,526,867,142,529,100,283,904/438,326,211,057.92
  6. Step 6: Final answer
    x = 227,061,180,991.93

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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.