Home / 1,310,534,682-1,808,525,922.42-715,819,008.69

Finding the Fourth Proportional to 1,310,534,682, 1,808,525,922.42 and 715,819,008.69

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Solution

The fourth proportional to 1,310,534,682, 1,808,525,922.42 and 715,819,008.69 is: 987,823,711.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,534,682 : 1,808,525,922.42 = 715,819,008.69 : x
  2. Step 2: Convert to fraction form
    1,310,534,682/1,808,525,922.42 = 715,819,008.69/x
  3. Step 3: Cross multiply
    1,310,534,682x = 1,808,525,922.42 × 715,819,008.69
  4. Step 4: Simplify right side
    1,310,534,682x = 1,294,577,232,976,852,480
  5. Step 5: Solve for x
    x = 1,294,577,232,976,852,480/1,310,534,682
  6. Step 6: Final answer
    x = 987,823,711.01

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Double scale
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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.