Home / 710,353,430,156.75-1,065,592,784,906.20-200,416,659,617.36

Finding the Fourth Proportional to 710,353,430,156.75, 1,065,592,784,906.20 and 200,416,659,617.36

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Solution

The fourth proportional to 710,353,430,156.75, 1,065,592,784,906.20 and 200,416,659,617.36 is: 300,642,662,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,353,430,156.75 : 1,065,592,784,906.20 = 200,416,659,617.36 : x
  2. Step 2: Convert to fraction form
    710,353,430,156.75/1,065,592,784,906.20 = 200,416,659,617.36/x
  3. Step 3: Cross multiply
    710,353,430,156.75x = 1,065,592,784,906.20 × 200,416,659,617.36
  4. Step 4: Simplify right side
    710,353,430,156.75x = 213,562,546,463,260,574,482,432
  5. Step 5: Solve for x
    x = 213,562,546,463,260,574,482,432/710,353,430,156.75
  6. Step 6: Final answer
    x = 300,642,662,366.16

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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.