Home / 234,872,001.20-352,308,001.80-153,242,663.60

Finding the Fourth Proportional to 234,872,001.20, 352,308,001.80 and 153,242,663.60

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Solution

The fourth proportional to 234,872,001.20, 352,308,001.80 and 153,242,663.60 is: 229,863,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,872,001.20 : 352,308,001.80 = 153,242,663.60 : x
  2. Step 2: Convert to fraction form
    234,872,001.20/352,308,001.80 = 153,242,663.60/x
  3. Step 3: Cross multiply
    234,872,001.20x = 352,308,001.80 × 153,242,663.60
  4. Step 4: Simplify right side
    234,872,001.20x = 53,988,616,603,425,592
  5. Step 5: Solve for x
    x = 53,988,616,603,425,592/234,872,001.20
  6. Step 6: Final answer
    x = 229,863,995.40

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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.