Home / 162,027,426.54-223,598,119.62-87,688,053

Finding the Fourth Proportional to 162,027,426.54, 223,598,119.62 and 87,688,053

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Solution

The fourth proportional to 162,027,426.54, 223,598,119.62 and 87,688,053 is: 121,009,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,027,426.54 : 223,598,119.62 = 87,688,053 : x
  2. Step 2: Convert to fraction form
    162,027,426.54/223,598,119.62 = 87,688,053/x
  3. Step 3: Cross multiply
    162,027,426.54x = 223,598,119.62 × 87,688,053
  4. Step 4: Simplify right side
    162,027,426.54x = 19,606,883,763,938,900
  5. Step 5: Solve for x
    x = 19,606,883,763,938,900/162,027,426.54
  6. Step 6: Final answer
    x = 121,009,659.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.