Home / 352,908,732.30-528,878,817.54-223,284,294.60

Finding the Fourth Proportional to 352,908,732.30, 528,878,817.54 and 223,284,294.60

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Solution

The fourth proportional to 352,908,732.30, 528,878,817.54 and 223,284,294.60 is: 334,620,038.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,908,732.30 : 528,878,817.54 = 223,284,294.60 : x
  2. Step 2: Convert to fraction form
    352,908,732.30/528,878,817.54 = 223,284,294.60/x
  3. Step 3: Cross multiply
    352,908,732.30x = 528,878,817.54 × 223,284,294.60
  4. Step 4: Simplify right side
    352,908,732.30x = 118,090,333,703,301,008
  5. Step 5: Solve for x
    x = 118,090,333,703,301,008/352,908,732.30
  6. Step 6: Final answer
    x = 334,620,038.82

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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.