Home / 243,136,169,277.76-335,527,945,407.48-134,756,263,597.36

Finding the Fourth Proportional to 243,136,169,277.76, 335,527,945,407.48 and 134,756,263,597.36

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Solution

The fourth proportional to 243,136,169,277.76, 335,527,945,407.48 and 134,756,263,597.36 is: 185,963,661,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,136,169,277.76 : 335,527,945,407.48 = 134,756,263,597.36 : x
  2. Step 2: Convert to fraction form
    243,136,169,277.76/335,527,945,407.48 = 134,756,263,597.36/x
  3. Step 3: Cross multiply
    243,136,169,277.76x = 335,527,945,407.48 × 134,756,263,597.36
  4. Step 4: Simplify right side
    243,136,169,277.76x = 45,214,492,255,610,990,493,696
  5. Step 5: Solve for x
    x = 45,214,492,255,610,990,493,696/243,136,169,277.76
  6. Step 6: Final answer
    x = 185,963,661,391.56

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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.