Home / 2,696,181,215.64-3,720,407,841.16-1,490,359,574.76

Finding the Fourth Proportional to 2,696,181,215.64, 3,720,407,841.16 and 1,490,359,574.76

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Solution

The fourth proportional to 2,696,181,215.64, 3,720,407,841.16 and 1,490,359,574.76 is: 2,056,518,091.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,181,215.64 : 3,720,407,841.16 = 1,490,359,574.76 : x
  2. Step 2: Convert to fraction form
    2,696,181,215.64/3,720,407,841.16 = 1,490,359,574.76/x
  3. Step 3: Cross multiply
    2,696,181,215.64x = 3,720,407,841.16 × 1,490,359,574.76
  4. Step 4: Simplify right side
    2,696,181,215.64x = 5,544,745,448,084,986,880
  5. Step 5: Solve for x
    x = 5,544,745,448,084,986,880/2,696,181,215.64
  6. Step 6: Final answer
    x = 2,056,518,091.56

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Double scale
Find fourth proportional to 2,696,181,216.64, 3,720,407,842.54 and 1,490,359,575.76
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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.