Home / 172,746,539.26-238,390,242.14-94,430,411.89

Finding the Fourth Proportional to 172,746,539.26, 238,390,242.14 and 94,430,411.89

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Solution

The fourth proportional to 172,746,539.26, 238,390,242.14 and 94,430,411.89 is: 130,313,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,746,539.26 : 238,390,242.14 = 94,430,411.89 : x
  2. Step 2: Convert to fraction form
    172,746,539.26/238,390,242.14 = 94,430,411.89/x
  3. Step 3: Cross multiply
    172,746,539.26x = 238,390,242.14 × 94,430,411.89
  4. Step 4: Simplify right side
    172,746,539.26x = 22,511,288,755,477,136
  5. Step 5: Solve for x
    x = 22,511,288,755,477,136/172,746,539.26
  6. Step 6: Final answer
    x = 130,313,978.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.