Home / 100,852,457.40-151,278,686.10-100,096,630.20

Finding the Fourth Proportional to 100,852,457.40, 151,278,686.10 and 100,096,630.20

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Solution

The fourth proportional to 100,852,457.40, 151,278,686.10 and 100,096,630.20 is: 150,144,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,852,457.40 : 151,278,686.10 = 100,096,630.20 : x
  2. Step 2: Convert to fraction form
    100,852,457.40/151,278,686.10 = 100,096,630.20/x
  3. Step 3: Cross multiply
    100,852,457.40x = 151,278,686.10 × 100,096,630.20
  4. Step 4: Simplify right side
    100,852,457.40x = 15,142,486,699,693,580
  5. Step 5: Solve for x
    x = 15,142,486,699,693,580/100,852,457.40
  6. Step 6: Final answer
    x = 150,144,945.30

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1.5x scale

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.