Home / 460,403,999.60-690,605,999.40-401,281,516.40

Finding the Fourth Proportional to 460,403,999.60, 690,605,999.40 and 401,281,516.40

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Solution

The fourth proportional to 460,403,999.60, 690,605,999.40 and 401,281,516.40 is: 601,922,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,403,999.60 : 690,605,999.40 = 401,281,516.40 : x
  2. Step 2: Convert to fraction form
    460,403,999.60/690,605,999.40 = 401,281,516.40/x
  3. Step 3: Cross multiply
    460,403,999.60x = 690,605,999.40 × 401,281,516.40
  4. Step 4: Simplify right side
    460,403,999.60x = 277,127,422,674,169,472
  5. Step 5: Solve for x
    x = 277,127,422,674,169,472/460,403,999.60
  6. Step 6: Final answer
    x = 601,922,274.60

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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.