Home / 363,763,126.65-545,636,811.78-101,440,678.26

Finding the Fourth Proportional to 363,763,126.65, 545,636,811.78 and 101,440,678.26

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Solution

The fourth proportional to 363,763,126.65, 545,636,811.78 and 101,440,678.26 is: 152,158,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,763,126.65 : 545,636,811.78 = 101,440,678.26 : x
  2. Step 2: Convert to fraction form
    363,763,126.65/545,636,811.78 = 101,440,678.26/x
  3. Step 3: Cross multiply
    363,763,126.65x = 545,636,811.78 × 101,440,678.26
  4. Step 4: Simplify right side
    363,763,126.65x = 55,349,768,270,587,160
  5. Step 5: Solve for x
    x = 55,349,768,270,587,160/363,763,126.65
  6. Step 6: Final answer
    x = 152,158,820.44

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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.