Home / 133,400,358,718.65-184,087,331,806.20-72,431,330,485.77

Finding the Fourth Proportional to 133,400,358,718.65, 184,087,331,806.20 and 72,431,330,485.77

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Solution

The fourth proportional to 133,400,358,718.65, 184,087,331,806.20 and 72,431,330,485.77 is: 99,952,432,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,400,358,718.65 : 184,087,331,806.20 = 72,431,330,485.77 : x
  2. Step 2: Convert to fraction form
    133,400,358,718.65/184,087,331,806.20 = 72,431,330,485.77/x
  3. Step 3: Cross multiply
    133,400,358,718.65x = 184,087,331,806.20 × 72,431,330,485.77
  4. Step 4: Simplify right side
    133,400,358,718.65x = 13,333,690,368,298,842,062,848
  5. Step 5: Solve for x
    x = 13,333,690,368,298,842,062,848/133,400,358,718.65
  6. Step 6: Final answer
    x = 99,952,432,634.91

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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.