Home / 103,908,010.32-143,394,329.70-57,502,582.20

Finding the Fourth Proportional to 103,908,010.32, 143,394,329.70 and 57,502,582.20

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Solution

The fourth proportional to 103,908,010.32, 143,394,329.70 and 57,502,582.20 is: 79,354,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,908,010.32 : 143,394,329.70 = 57,502,582.20 : x
  2. Step 2: Convert to fraction form
    103,908,010.32/143,394,329.70 = 57,502,582.20/x
  3. Step 3: Cross multiply
    103,908,010.32x = 143,394,329.70 × 57,502,582.20
  4. Step 4: Simplify right side
    103,908,010.32x = 8,245,544,230,588,151
  5. Step 5: Solve for x
    x = 8,245,544,230,588,151/103,908,010.32
  6. Step 6: Final answer
    x = 79,354,269.27

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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.