Home / 107,892,004.60-161,838,006.90-47,307,730.60

Finding the Fourth Proportional to 107,892,004.60, 161,838,006.90 and 47,307,730.60

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Solution

The fourth proportional to 107,892,004.60, 161,838,006.90 and 47,307,730.60 is: 70,961,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,892,004.60 : 161,838,006.90 = 47,307,730.60 : x
  2. Step 2: Convert to fraction form
    107,892,004.60/161,838,006.90 = 47,307,730.60/x
  3. Step 3: Cross multiply
    107,892,004.60x = 161,838,006.90 × 47,307,730.60
  4. Step 4: Simplify right side
    107,892,004.60x = 7,656,188,831,266,142
  5. Step 5: Solve for x
    x = 7,656,188,831,266,142/107,892,004.60
  6. Step 6: Final answer
    x = 70,961,595.90

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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.