Home / 432,837,584.40-649,265,828.74-260,458,594.32

Finding the Fourth Proportional to 432,837,584.40, 649,265,828.74 and 260,458,594.32

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Solution

The fourth proportional to 432,837,584.40, 649,265,828.74 and 260,458,594.32 is: 390,693,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,837,584.40 : 649,265,828.74 = 260,458,594.32 : x
  2. Step 2: Convert to fraction form
    432,837,584.40/649,265,828.74 = 260,458,594.32/x
  3. Step 3: Cross multiply
    432,837,584.40x = 649,265,828.74 × 260,458,594.32
  4. Step 4: Simplify right side
    432,837,584.40x = 169,106,865,093,630,240
  5. Step 5: Solve for x
    x = 169,106,865,093,630,240/432,837,584.40
  6. Step 6: Final answer
    x = 390,693,579.27

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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.