Home / 112,065,342.84-168,149,090.16-57,516,235.29

Finding the Fourth Proportional to 112,065,342.84, 168,149,090.16 and 57,516,235.29

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Solution

The fourth proportional to 112,065,342.84, 168,149,090.16 and 57,516,235.29 is: 86,300,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,065,342.84 : 168,149,090.16 = 57,516,235.29 : x
  2. Step 2: Convert to fraction form
    112,065,342.84/168,149,090.16 = 57,516,235.29/x
  3. Step 3: Cross multiply
    112,065,342.84x = 168,149,090.16 × 57,516,235.29
  4. Step 4: Simplify right side
    112,065,342.84x = 9,671,302,633,441,984
  5. Step 5: Solve for x
    x = 9,671,302,633,441,984/112,065,342.84
  6. Step 6: Final answer
    x = 86,300,567.05

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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.