Home / 7,851,943,172.51-10,835,716,724.66-4,283,639,265.59

Finding the Fourth Proportional to 7,851,943,172.51, 10,835,716,724.66 and 4,283,639,265.59

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Solution

The fourth proportional to 7,851,943,172.51, 10,835,716,724.66 and 4,283,639,265.59 is: 5,911,441,360.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851,943,172.51 : 10,835,716,724.66 = 4,283,639,265.59 : x
  2. Step 2: Convert to fraction form
    7,851,943,172.51/10,835,716,724.66 = 4,283,639,265.59/x
  3. Step 3: Cross multiply
    7,851,943,172.51x = 10,835,716,724.66 × 4,283,639,265.59
  4. Step 4: Simplify right side
    7,851,943,172.51x = 46,416,301,632,563,847,168
  5. Step 5: Solve for x
    x = 46,416,301,632,563,847,168/7,851,943,172.51
  6. Step 6: Final answer
    x = 5,911,441,360.79

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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.