Home / 407,085,706.10-610,886,830.45-173,918,174.77

Finding the Fourth Proportional to 407,085,706.10, 610,886,830.45 and 173,918,174.77

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Solution

The fourth proportional to 407,085,706.10, 610,886,830.45 and 173,918,174.77 is: 260,987,602.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,085,706.10 : 610,886,830.45 = 173,918,174.77 : x
  2. Step 2: Convert to fraction form
    407,085,706.10/610,886,830.45 = 173,918,174.77/x
  3. Step 3: Cross multiply
    407,085,706.10x = 610,886,830.45 × 173,918,174.77
  4. Step 4: Simplify right side
    407,085,706.10x = 106,244,322,542,894,480
  5. Step 5: Solve for x
    x = 106,244,322,542,894,480/407,085,706.10
  6. Step 6: Final answer
    x = 260,987,602.74

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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.