Home / 710,353,430,153.70-1,065,592,784,901.40-200,416,659,614.18

Finding the Fourth Proportional to 710,353,430,153.70, 1,065,592,784,901.40 and 200,416,659,614.18

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Solution

The fourth proportional to 710,353,430,153.70, 1,065,592,784,901.40 and 200,416,659,614.18 is: 300,642,662,361.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,353,430,153.70 : 1,065,592,784,901.40 = 200,416,659,614.18 : x
  2. Step 2: Convert to fraction form
    710,353,430,153.70/1,065,592,784,901.40 = 200,416,659,614.18/x
  3. Step 3: Cross multiply
    710,353,430,153.70x = 1,065,592,784,901.40 × 200,416,659,614.18
  4. Step 4: Simplify right side
    710,353,430,153.70x = 213,562,546,458,910,007,492,608
  5. Step 5: Solve for x
    x = 213,562,546,458,910,007,492,608/710,353,430,153.70
  6. Step 6: Final answer
    x = 300,642,662,361.33

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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.