Home / 1,298,631,525.30-1,792,063,493.42-703,903,240.69

Finding the Fourth Proportional to 1,298,631,525.30, 1,792,063,493.42 and 703,903,240.69

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Solution

The fourth proportional to 1,298,631,525.30, 1,792,063,493.42 and 703,903,240.69 is: 971,360,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,631,525.30 : 1,792,063,493.42 = 703,903,240.69 : x
  2. Step 2: Convert to fraction form
    1,298,631,525.30/1,792,063,493.42 = 703,903,240.69/x
  3. Step 3: Cross multiply
    1,298,631,525.30x = 1,792,063,493.42 × 703,903,240.69
  4. Step 4: Simplify right side
    1,298,631,525.30x = 1,261,439,300,532,580,864
  5. Step 5: Solve for x
    x = 1,261,439,300,532,580,864/1,298,631,525.30
  6. Step 6: Final answer
    x = 971,360,448.25

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Double scale
Find fourth proportional to 1,298,631,526.30, 1,792,063,494.79 and 703,903,241.69
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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.