Home / 162,362,735.76-243,584,746.32-47,347,291.20

Finding the Fourth Proportional to 162,362,735.76, 243,584,746.32 and 47,347,291.20

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Solution

The fourth proportional to 162,362,735.76, 243,584,746.32 and 47,347,291.20 is: 71,032,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,362,735.76 : 243,584,746.32 = 47,347,291.20 : x
  2. Step 2: Convert to fraction form
    162,362,735.76/243,584,746.32 = 47,347,291.20/x
  3. Step 3: Cross multiply
    162,362,735.76x = 243,584,746.32 × 47,347,291.20
  4. Step 4: Simplify right side
    162,362,735.76x = 11,533,077,915,891,168
  5. Step 5: Solve for x
    x = 11,533,077,915,891,168/162,362,735.76
  6. Step 6: Final answer
    x = 71,032,788.79

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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.