Home / 816,341,525.60-1,224,510,713.40-202,926,341.84

Finding the Fourth Proportional to 816,341,525.60, 1,224,510,713.40 and 202,926,341.84

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Solution

The fourth proportional to 816,341,525.60, 1,224,510,713.40 and 202,926,341.84 is: 304,389,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,341,525.60 : 1,224,510,713.40 = 202,926,341.84 : x
  2. Step 2: Convert to fraction form
    816,341,525.60/1,224,510,713.40 = 202,926,341.84/x
  3. Step 3: Cross multiply
    816,341,525.60x = 1,224,510,713.40 × 202,926,341.84
  4. Step 4: Simplify right side
    816,341,525.60x = 248,485,479,614,150,688
  5. Step 5: Solve for x
    x = 248,485,479,614,150,688/816,341,525.60
  6. Step 6: Final answer
    x = 304,389,121.25

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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.