Home / 386,693,802.84-580,035,024.90-95,560,917.78

Finding the Fourth Proportional to 386,693,802.84, 580,035,024.90 and 95,560,917.78

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Solution

The fourth proportional to 386,693,802.84, 580,035,024.90 and 95,560,917.78 is: 143,339,973.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,693,802.84 : 580,035,024.90 = 95,560,917.78 : x
  2. Step 2: Convert to fraction form
    386,693,802.84/580,035,024.90 = 95,560,917.78/x
  3. Step 3: Cross multiply
    386,693,802.84x = 580,035,024.90 × 95,560,917.78
  4. Step 4: Simplify right side
    386,693,802.84x = 55,428,679,323,989,152
  5. Step 5: Solve for x
    x = 55,428,679,323,989,152/386,693,802.84
  6. Step 6: Final answer
    x = 143,339,973.17

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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.