Home / 761,264,531,286.86-1,142,366,480,922.10-352,774,764,710.78

Finding the Fourth Proportional to 761,264,531,286.86, 1,142,366,480,922.10 and 352,774,764,710.78

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Solution

The fourth proportional to 761,264,531,286.86, 1,142,366,480,922.10 and 352,774,764,710.78 is: 529,379,801,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,264,531,286.86 : 1,142,366,480,922.10 = 352,774,764,710.78 : x
  2. Step 2: Convert to fraction form
    761,264,531,286.86/1,142,366,480,922.10 = 352,774,764,710.78/x
  3. Step 3: Cross multiply
    761,264,531,286.86x = 1,142,366,480,922.10 × 352,774,764,710.78
  4. Step 4: Simplify right side
    761,264,531,286.86x = 402,998,066,520,775,618,199,552
  5. Step 5: Solve for x
    x = 402,998,066,520,775,618,199,552/761,264,531,286.86
  6. Step 6: Final answer
    x = 529,379,801,577.70

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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.