Home / 122,686,492.40-184,407,652.20-115,884,047.60

Finding the Fourth Proportional to 122,686,492.40, 184,407,652.20 and 115,884,047.60

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Solution

The fourth proportional to 122,686,492.40, 184,407,652.20 and 115,884,047.60 is: 174,183,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,686,492.40 : 184,407,652.20 = 115,884,047.60 : x
  2. Step 2: Convert to fraction form
    122,686,492.40/184,407,652.20 = 115,884,047.60/x
  3. Step 3: Cross multiply
    122,686,492.40x = 184,407,652.20 × 115,884,047.60
  4. Step 4: Simplify right side
    122,686,492.40x = 21,369,905,145,349,044
  5. Step 5: Solve for x
    x = 21,369,905,145,349,044/122,686,492.40
  6. Step 6: Final answer
    x = 174,183,031.30

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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.