Home / 83,658,239.83-115,444,152.65-46,487,721.89

Finding the Fourth Proportional to 83,658,239.83, 115,444,152.65 and 46,487,721.89

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Solution

The fourth proportional to 83,658,239.83, 115,444,152.65 and 46,487,721.89 is: 64,150,712.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,658,239.83 : 115,444,152.65 = 46,487,721.89 : x
  2. Step 2: Convert to fraction form
    83,658,239.83/115,444,152.65 = 46,487,721.89/x
  3. Step 3: Cross multiply
    83,658,239.83x = 115,444,152.65 × 46,487,721.89
  4. Step 4: Simplify right side
    83,658,239.83x = 5,366,735,662,624,736
  5. Step 5: Solve for x
    x = 5,366,735,662,624,736/83,658,239.83
  6. Step 6: Final answer
    x = 64,150,712.16

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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.