Home / 208,092,079.51-312,044,826.43-124,001,124.31

Finding the Fourth Proportional to 208,092,079.51, 312,044,826.43 and 124,001,124.31

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Solution

The fourth proportional to 208,092,079.51, 312,044,826.43 and 124,001,124.31 is: 185,946,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,092,079.51 : 312,044,826.43 = 124,001,124.31 : x
  2. Step 2: Convert to fraction form
    208,092,079.51/312,044,826.43 = 124,001,124.31/x
  3. Step 3: Cross multiply
    208,092,079.51x = 312,044,826.43 × 124,001,124.31
  4. Step 4: Simplify right side
    208,092,079.51x = 38,693,909,312,983,856
  5. Step 5: Solve for x
    x = 38,693,909,312,983,856/208,092,079.51
  6. Step 6: Final answer
    x = 185,946,093.69

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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.