Home / 145,949,368,546.93-218,844,245,058.35-115,889,602,094.43

Finding the Fourth Proportional to 145,949,368,546.93, 218,844,245,058.35 and 115,889,602,094.43

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Solution

The fourth proportional to 145,949,368,546.93, 218,844,245,058.35 and 115,889,602,094.43 is: 173,771,032,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,949,368,546.93 : 218,844,245,058.35 = 115,889,602,094.43 : x
  2. Step 2: Convert to fraction form
    145,949,368,546.93/218,844,245,058.35 = 115,889,602,094.43/x
  3. Step 3: Cross multiply
    145,949,368,546.93x = 218,844,245,058.35 × 115,889,602,094.43
  4. Step 4: Simplify right side
    145,949,368,546.93x = 25,361,772,480,468,109,754,368
  5. Step 5: Solve for x
    x = 25,361,772,480,468,109,754,368/145,949,368,546.93
  6. Step 6: Final answer
    x = 173,771,032,605.14

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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.