Home / 144,097,119.84-198,853,762.50-78,017,610

Finding the Fourth Proportional to 144,097,119.84, 198,853,762.50 and 78,017,610

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Solution

The fourth proportional to 144,097,119.84, 198,853,762.50 and 78,017,610 is: 107,664,159.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,097,119.84 : 198,853,762.50 = 78,017,610 : x
  2. Step 2: Convert to fraction form
    144,097,119.84/198,853,762.50 = 78,017,610/x
  3. Step 3: Cross multiply
    144,097,119.84x = 198,853,762.50 × 78,017,610
  4. Step 4: Simplify right side
    144,097,119.84x = 15,514,095,289,757,624
  5. Step 5: Solve for x
    x = 15,514,095,289,757,624/144,097,119.84
  6. Step 6: Final answer
    x = 107,664,159.47

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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.