Home / 157,464,018.60-236,196,027.90-42,460,186.20

Finding the Fourth Proportional to 157,464,018.60, 236,196,027.90 and 42,460,186.20

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Solution

The fourth proportional to 157,464,018.60, 236,196,027.90 and 42,460,186.20 is: 63,690,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,018.60 : 236,196,027.90 = 42,460,186.20 : x
  2. Step 2: Convert to fraction form
    157,464,018.60/236,196,027.90 = 42,460,186.20/x
  3. Step 3: Cross multiply
    157,464,018.60x = 236,196,027.90 × 42,460,186.20
  4. Step 4: Simplify right side
    157,464,018.60x = 10,028,927,324,334,396
  5. Step 5: Solve for x
    x = 10,028,927,324,334,396/157,464,018.60
  6. Step 6: Final answer
    x = 63,690,279.30

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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.