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Finding the Fourth Proportional to 161,287,415.10, 241,931,122.65 and 161,287,415.10

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Solution

The fourth proportional to 161,287,415.10, 241,931,122.65 and 161,287,415.10 is: 241,931,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,287,415.10 : 241,931,122.65 = 161,287,415.10 : x
  2. Step 2: Convert to fraction form
    161,287,415.10/241,931,122.65 = 161,287,415.10/x
  3. Step 3: Cross multiply
    161,287,415.10x = 241,931,122.65 × 161,287,415.10
  4. Step 4: Simplify right side
    161,287,415.10x = 39,020,445,404,459,560
  5. Step 5: Solve for x
    x = 39,020,445,404,459,560/161,287,415.10
  6. Step 6: Final answer
    x = 241,931,122.65

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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.