Home / 230,938,633.79-346,459,651.36-77,580,507.59

Finding the Fourth Proportional to 230,938,633.79, 346,459,651.36 and 77,580,507.59

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Solution

The fourth proportional to 230,938,633.79, 346,459,651.36 and 77,580,507.59 is: 116,388,129.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,938,633.79 : 346,459,651.36 = 77,580,507.59 : x
  2. Step 2: Convert to fraction form
    230,938,633.79/346,459,651.36 = 77,580,507.59/x
  3. Step 3: Cross multiply
    230,938,633.79x = 346,459,651.36 × 77,580,507.59
  4. Step 4: Simplify right side
    230,938,633.79x = 26,878,515,610,036,984
  5. Step 5: Solve for x
    x = 26,878,515,610,036,984/230,938,633.79
  6. Step 6: Final answer
    x = 116,388,129.48

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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.