Home / 126,123,657.86-174,050,407.32-70,365,760.76

Finding the Fourth Proportional to 126,123,657.86, 174,050,407.32 and 70,365,760.76

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Solution

The fourth proportional to 126,123,657.86, 174,050,407.32 and 70,365,760.76 is: 97,104,615.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,123,657.86 : 174,050,407.32 = 70,365,760.76 : x
  2. Step 2: Convert to fraction form
    126,123,657.86/174,050,407.32 = 70,365,760.76/x
  3. Step 3: Cross multiply
    126,123,657.86x = 174,050,407.32 × 70,365,760.76
  4. Step 4: Simplify right side
    126,123,657.86x = 12,247,189,321,659,674
  5. Step 5: Solve for x
    x = 12,247,189,321,659,674/126,123,657.86
  6. Step 6: Final answer
    x = 97,104,615.66

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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.