Home / 352,531,203.40-528,607,848.30-147,828,003.40

Finding the Fourth Proportional to 352,531,203.40, 528,607,848.30 and 147,828,003.40

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Solution

The fourth proportional to 352,531,203.40, 528,607,848.30 and 147,828,003.40 is: 221,662,769.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,531,203.40 : 528,607,848.30 = 147,828,003.40 : x
  2. Step 2: Convert to fraction form
    352,531,203.40/528,607,848.30 = 147,828,003.40/x
  3. Step 3: Cross multiply
    352,531,203.40x = 528,607,848.30 × 147,828,003.40
  4. Step 4: Simplify right side
    352,531,203.40x = 78,143,042,795,759,088
  5. Step 5: Solve for x
    x = 78,143,042,795,759,088/352,531,203.40
  6. Step 6: Final answer
    x = 221,662,769.26

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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.