Home / 125,968,666.67-173,911,329.11-111,991,415.52

Finding the Fourth Proportional to 125,968,666.67, 173,911,329.11 and 111,991,415.52

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Solution

The fourth proportional to 125,968,666.67, 173,911,329.11 and 111,991,415.52 is: 154,614,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,968,666.67 : 173,911,329.11 = 111,991,415.52 : x
  2. Step 2: Convert to fraction form
    125,968,666.67/173,911,329.11 = 111,991,415.52/x
  3. Step 3: Cross multiply
    125,968,666.67x = 173,911,329.11 × 111,991,415.52
  4. Step 4: Simplify right side
    125,968,666.67x = 19,476,575,922,925,632
  5. Step 5: Solve for x
    x = 19,476,575,922,925,632/125,968,666.67
  6. Step 6: Final answer
    x = 154,614,448.48

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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.