Home / 751,806,711,392.25-1,037,493,373,642.90-409,253,174,875.52

Finding the Fourth Proportional to 751,806,711,392.25, 1,037,493,373,642.90 and 409,253,174,875.52

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Solution

The fourth proportional to 751,806,711,392.25, 1,037,493,373,642.90 and 409,253,174,875.52 is: 564,769,442,253.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,806,711,392.25 : 1,037,493,373,642.90 = 409,253,174,875.52 : x
  2. Step 2: Convert to fraction form
    751,806,711,392.25/1,037,493,373,642.90 = 409,253,174,875.52/x
  3. Step 3: Cross multiply
    751,806,711,392.25x = 1,037,493,373,642.90 × 409,253,174,875.52
  4. Step 4: Simplify right side
    751,806,711,392.25x = 424,597,457,075,671,022,960,640
  5. Step 5: Solve for x
    x = 424,597,457,075,671,022,960,640/751,806,711,392.25
  6. Step 6: Final answer
    x = 564,769,442,253.81

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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.