Home / 761,780,197,914.52-1,051,256,844,720.50-419,224,060,893.60

Finding the Fourth Proportional to 761,780,197,914.52, 1,051,256,844,720.50 and 419,224,060,893.60

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Solution

The fourth proportional to 761,780,197,914.52, 1,051,256,844,720.50 and 419,224,060,893.60 is: 578,529,298,467.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,780,197,914.52 : 1,051,256,844,720.50 = 419,224,060,893.60 : x
  2. Step 2: Convert to fraction form
    761,780,197,914.52/1,051,256,844,720.50 = 419,224,060,893.60/x
  3. Step 3: Cross multiply
    761,780,197,914.52x = 1,051,256,844,720.50 × 419,224,060,893.60
  4. Step 4: Simplify right side
    761,780,197,914.52x = 440,712,163,485,920,662,650,880
  5. Step 5: Solve for x
    x = 440,712,163,485,920,662,650,880/761,780,197,914.52
  6. Step 6: Final answer
    x = 578,529,298,467.50

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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.