Home / 460,061,355,078.38-690,166,186,555.95-141,707,405,771.16

Finding the Fourth Proportional to 460,061,355,078.38, 690,166,186,555.95 and 141,707,405,771.16

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Solution

The fourth proportional to 460,061,355,078.38, 690,166,186,555.95 and 141,707,405,771.16 is: 212,583,949,441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,061,355,078.38 : 690,166,186,555.95 = 141,707,405,771.16 : x
  2. Step 2: Convert to fraction form
    460,061,355,078.38/690,166,186,555.95 = 141,707,405,771.16/x
  3. Step 3: Cross multiply
    460,061,355,078.38x = 690,166,186,555.95 × 141,707,405,771.16
  4. Step 4: Simplify right side
    460,061,355,078.38x = 97,801,659,847,818,113,712,128
  5. Step 5: Solve for x
    x = 97,801,659,847,818,113,712,128/460,061,355,078.38
  6. Step 6: Final answer
    x = 212,583,949,441.17

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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.