Home / 145,949,368,549.06-218,844,245,061.54-115,889,602,096.55

Finding the Fourth Proportional to 145,949,368,549.06, 218,844,245,061.54 and 115,889,602,096.55

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Solution

The fourth proportional to 145,949,368,549.06, 218,844,245,061.54 and 115,889,602,096.55 is: 173,771,032,608.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,949,368,549.06 : 218,844,245,061.54 = 115,889,602,096.55 : x
  2. Step 2: Convert to fraction form
    145,949,368,549.06/218,844,245,061.54 = 115,889,602,096.55/x
  3. Step 3: Cross multiply
    145,949,368,549.06x = 218,844,245,061.54 × 115,889,602,096.55
  4. Step 4: Simplify right side
    145,949,368,549.06x = 25,361,772,481,301,748,645,888
  5. Step 5: Solve for x
    x = 25,361,772,481,301,748,645,888/145,949,368,549.06
  6. Step 6: Final answer
    x = 173,771,032,608.32

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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.