Home / 1,365,060,718.04-1,885,084,811.58-1,290,693,080.66

Finding the Fourth Proportional to 1,365,060,718.04, 1,885,084,811.58 and 1,290,693,080.66

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Solution

The fourth proportional to 1,365,060,718.04, 1,885,084,811.58 and 1,290,693,080.66 is: 1,782,386,593.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,060,718.04 : 1,885,084,811.58 = 1,290,693,080.66 : x
  2. Step 2: Convert to fraction form
    1,365,060,718.04/1,885,084,811.58 = 1,290,693,080.66/x
  3. Step 3: Cross multiply
    1,365,060,718.04x = 1,885,084,811.58 × 1,290,693,080.66
  4. Step 4: Simplify right side
    1,365,060,718.04x = 2,433,065,922,763,566,080
  5. Step 5: Solve for x
    x = 2,433,065,922,763,566,080/1,365,060,718.04
  6. Step 6: Final answer
    x = 1,782,386,593.22

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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.