Home / 531,291,076.34-733,416,785.28-343,211,075.63

Finding the Fourth Proportional to 531,291,076.34, 733,416,785.28 and 343,211,075.63

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Solution

The fourth proportional to 531,291,076.34, 733,416,785.28 and 343,211,075.63 is: 473,783,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,291,076.34 : 733,416,785.28 = 343,211,075.63 : x
  2. Step 2: Convert to fraction form
    531,291,076.34/733,416,785.28 = 343,211,075.63/x
  3. Step 3: Cross multiply
    531,291,076.34x = 733,416,785.28 × 343,211,075.63
  4. Step 4: Simplify right side
    531,291,076.34x = 251,716,763,755,662,400
  5. Step 5: Solve for x
    x = 251,716,763,755,662,400/531,291,076.34
  6. Step 6: Final answer
    x = 473,783,157.60

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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.