Home / 710,353,430,154.05-1,065,592,784,902-200,416,659,614.55

Finding the Fourth Proportional to 710,353,430,154.05, 1,065,592,784,902 and 200,416,659,614.55

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Solution

The fourth proportional to 710,353,430,154.05, 1,065,592,784,902 and 200,416,659,614.55 is: 300,642,662,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,353,430,154.05 : 1,065,592,784,902 = 200,416,659,614.55 : x
  2. Step 2: Convert to fraction form
    710,353,430,154.05/1,065,592,784,902 = 200,416,659,614.55/x
  3. Step 3: Cross multiply
    710,353,430,154.05x = 1,065,592,784,902 × 200,416,659,614.55
  4. Step 4: Simplify right side
    710,353,430,154.05x = 213,562,546,459,424,531,152,896
  5. Step 5: Solve for x
    x = 213,562,546,459,424,531,152,896/710,353,430,154.05
  6. Step 6: Final answer
    x = 300,642,662,361.90

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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.