Home / 363,763,129.90-545,636,816.66-101,440,681.51

Finding the Fourth Proportional to 363,763,129.90, 545,636,816.66 and 101,440,681.51

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Solution

The fourth proportional to 363,763,129.90, 545,636,816.66 and 101,440,681.51 is: 152,158,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,763,129.90 : 545,636,816.66 = 101,440,681.51 : x
  2. Step 2: Convert to fraction form
    363,763,129.90/545,636,816.66 = 101,440,681.51/x
  3. Step 3: Cross multiply
    363,763,129.90x = 545,636,816.66 × 101,440,681.51
  4. Step 4: Simplify right side
    363,763,129.90x = 55,349,770,538,937,320
  5. Step 5: Solve for x
    x = 55,349,770,538,937,320/363,763,129.90
  6. Step 6: Final answer
    x = 152,158,825.32

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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.