Home / 161,638,722-242,460,182.52-53,933,346

Finding the Fourth Proportional to 161,638,722, 242,460,182.52 and 53,933,346

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Solution

The fourth proportional to 161,638,722, 242,460,182.52 and 53,933,346 is: 80,900,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,638,722 : 242,460,182.52 = 53,933,346 : x
  2. Step 2: Convert to fraction form
    161,638,722/242,460,182.52 = 53,933,346/x
  3. Step 3: Cross multiply
    161,638,722x = 242,460,182.52 × 53,933,346
  4. Step 4: Simplify right side
    161,638,722x = 13,076,688,915,074,312
  5. Step 5: Solve for x
    x = 13,076,688,915,074,312/161,638,722
  6. Step 6: Final answer
    x = 80,900,719.54

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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.