Home / 424,366,828.01-636,550,389.26-190,924,906.17

Finding the Fourth Proportional to 424,366,828.01, 636,550,389.26 and 190,924,906.17

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Solution

The fourth proportional to 424,366,828.01, 636,550,389.26 and 190,924,906.17 is: 286,387,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,366,828.01 : 636,550,389.26 = 190,924,906.17 : x
  2. Step 2: Convert to fraction form
    424,366,828.01/636,550,389.26 = 190,924,906.17/x
  3. Step 3: Cross multiply
    424,366,828.01x = 636,550,389.26 × 190,924,906.17
  4. Step 4: Simplify right side
    424,366,828.01x = 121,533,323,340,987,840
  5. Step 5: Solve for x
    x = 121,533,323,340,987,840/424,366,828.01
  6. Step 6: Final answer
    x = 286,387,425.50

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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.