Home / 122,353,499.07-168,852,283.20-66,596,224.05

Finding the Fourth Proportional to 122,353,499.07, 168,852,283.20 and 66,596,224.05

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Solution

The fourth proportional to 122,353,499.07, 168,852,283.20 and 66,596,224.05 is: 91,905,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,353,499.07 : 168,852,283.20 = 66,596,224.05 : x
  2. Step 2: Convert to fraction form
    122,353,499.07/168,852,283.20 = 66,596,224.05/x
  3. Step 3: Cross multiply
    122,353,499.07x = 168,852,283.20 × 66,596,224.05
  4. Step 4: Simplify right side
    122,353,499.07x = 11,244,924,483,341,250
  5. Step 5: Solve for x
    x = 11,244,924,483,341,250/122,353,499.07
  6. Step 6: Final answer
    x = 91,905,213.74

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1.5x scale

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.