Home / 808,918,666.59-1,117,078,703.65-764,848,903.22

Finding the Fourth Proportional to 808,918,666.59, 1,117,078,703.65 and 764,848,903.22

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Solution

The fourth proportional to 808,918,666.59, 1,117,078,703.65 and 764,848,903.22 is: 1,056,220,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,918,666.59 : 1,117,078,703.65 = 764,848,903.22 : x
  2. Step 2: Convert to fraction form
    808,918,666.59/1,117,078,703.65 = 764,848,903.22/x
  3. Step 3: Cross multiply
    808,918,666.59x = 1,117,078,703.65 × 764,848,903.22
  4. Step 4: Simplify right side
    808,918,666.59x = 854,396,421,297,122,048
  5. Step 5: Solve for x
    x = 854,396,421,297,122,048/808,918,666.59
  6. Step 6: Final answer
    x = 1,056,220,429.30

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1.5x scale

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.