Home / 1,083,457,238.40-1,625,185,857.60-807,552,316.80

Finding the Fourth Proportional to 1,083,457,238.40, 1,625,185,857.60 and 807,552,316.80

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Solution

The fourth proportional to 1,083,457,238.40, 1,625,185,857.60 and 807,552,316.80 is: 1,211,328,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,457,238.40 : 1,625,185,857.60 = 807,552,316.80 : x
  2. Step 2: Convert to fraction form
    1,083,457,238.40/1,625,185,857.60 = 807,552,316.80/x
  3. Step 3: Cross multiply
    1,083,457,238.40x = 1,625,185,857.60 × 807,552,316.80
  4. Step 4: Simplify right side
    1,083,457,238.40x = 1,312,422,604,535,474,688
  5. Step 5: Solve for x
    x = 1,312,422,604,535,474,688/1,083,457,238.40
  6. Step 6: Final answer
    x = 1,211,328,475.20

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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.