Home / 464,736,364.60-641,347,683.74-253,054,799.96

Finding the Fourth Proportional to 464,736,364.60, 641,347,683.74 and 253,054,799.96

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Solution

The fourth proportional to 464,736,364.60, 641,347,683.74 and 253,054,799.96 is: 349,221,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,736,364.60 : 641,347,683.74 = 253,054,799.96 : x
  2. Step 2: Convert to fraction form
    464,736,364.60/641,347,683.74 = 253,054,799.96/x
  3. Step 3: Cross multiply
    464,736,364.60x = 641,347,683.74 × 253,054,799.96
  4. Step 4: Simplify right side
    464,736,364.60x = 162,296,109,813,635,040
  5. Step 5: Solve for x
    x = 162,296,109,813,635,040/464,736,364.60
  6. Step 6: Final answer
    x = 349,221,886.16

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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.