Home / 462,027,852.60-637,629,719.08-261,015,009.44

Finding the Fourth Proportional to 462,027,852.60, 637,629,719.08 and 261,015,009.44

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Solution

The fourth proportional to 462,027,852.60, 637,629,719.08 and 261,015,009.44 is: 360,218,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,027,852.60 : 637,629,719.08 = 261,015,009.44 : x
  2. Step 2: Convert to fraction form
    462,027,852.60/637,629,719.08 = 261,015,009.44/x
  3. Step 3: Cross multiply
    462,027,852.60x = 637,629,719.08 × 261,015,009.44
  4. Step 4: Simplify right side
    462,027,852.60x = 166,430,927,144,890,752
  5. Step 5: Solve for x
    x = 166,430,927,144,890,752/462,027,852.60
  6. Step 6: Final answer
    x = 360,218,385.55

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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.