Home / 751,806,711,394.53-1,037,493,373,646-409,253,174,877.77

Finding the Fourth Proportional to 751,806,711,394.53, 1,037,493,373,646 and 409,253,174,877.77

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Solution

The fourth proportional to 751,806,711,394.53, 1,037,493,373,646 and 409,253,174,877.77 is: 564,769,442,256.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,806,711,394.53 : 1,037,493,373,646 = 409,253,174,877.77 : x
  2. Step 2: Convert to fraction form
    751,806,711,394.53/1,037,493,373,646 = 409,253,174,877.77/x
  3. Step 3: Cross multiply
    751,806,711,394.53x = 1,037,493,373,646 × 409,253,174,877.77
  4. Step 4: Simplify right side
    751,806,711,394.53x = 424,597,457,079,274,030,759,936
  5. Step 5: Solve for x
    x = 424,597,457,079,274,030,759,936/751,806,711,394.53
  6. Step 6: Final answer
    x = 564,769,442,256.89

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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.