Home / 1,770,151,576.64-2,442,816,978.06-977,204,071.62

Finding the Fourth Proportional to 1,770,151,576.64, 2,442,816,978.06 and 977,204,071.62

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Solution

The fourth proportional to 1,770,151,576.64, 2,442,816,978.06 and 977,204,071.62 is: 1,348,545,926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,151,576.64 : 2,442,816,978.06 = 977,204,071.62 : x
  2. Step 2: Convert to fraction form
    1,770,151,576.64/2,442,816,978.06 = 977,204,071.62/x
  3. Step 3: Cross multiply
    1,770,151,576.64x = 2,442,816,978.06 × 977,204,071.62
  4. Step 4: Simplify right side
    1,770,151,576.64x = 2,387,130,697,182,695,936
  5. Step 5: Solve for x
    x = 2,387,130,697,182,695,936/1,770,151,576.64
  6. Step 6: Final answer
    x = 1,348,545,926.06

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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.