Home / 424,366,852-636,550,425.22-190,924,930.17

Finding the Fourth Proportional to 424,366,852, 636,550,425.22 and 190,924,930.17

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Solution

The fourth proportional to 424,366,852, 636,550,425.22 and 190,924,930.17 is: 286,387,461.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,366,852 : 636,550,425.22 = 190,924,930.17 : x
  2. Step 2: Convert to fraction form
    424,366,852/636,550,425.22 = 190,924,930.17/x
  3. Step 3: Cross multiply
    424,366,852x = 636,550,425.22 × 190,924,930.17
  4. Step 4: Simplify right side
    424,366,852x = 121,533,345,484,812,304
  5. Step 5: Solve for x
    x = 121,533,345,484,812,304/424,366,852
  6. Step 6: Final answer
    x = 286,387,461.49

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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.