Home / 1,878,775,962.74-2,818,145,999.48-1,142,049,277.16

Finding the Fourth Proportional to 1,878,775,962.74, 2,818,145,999.48 and 1,142,049,277.16

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Solution

The fourth proportional to 1,878,775,962.74, 2,818,145,999.48 and 1,142,049,277.16 is: 1,713,063,007.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,775,962.74 : 2,818,145,999.48 = 1,142,049,277.16 : x
  2. Step 2: Convert to fraction form
    1,878,775,962.74/2,818,145,999.48 = 1,142,049,277.16/x
  3. Step 3: Cross multiply
    1,878,775,962.74x = 2,818,145,999.48 × 1,142,049,277.16
  4. Step 4: Simplify right side
    1,878,775,962.74x = 3,218,461,601,637,479,936
  5. Step 5: Solve for x
    x = 3,218,461,601,637,479,936/1,878,775,962.74
  6. Step 6: Final answer
    x = 1,713,063,007.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.