Home / 212,368,839,968.82-293,069,116,741.42-114,710,480,461.74

Finding the Fourth Proportional to 212,368,839,968.82, 293,069,116,741.42 and 114,710,480,461.74

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Solution

The fourth proportional to 212,368,839,968.82, 293,069,116,741.42 and 114,710,480,461.74 is: 158,300,526,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,368,839,968.82 : 293,069,116,741.42 = 114,710,480,461.74 : x
  2. Step 2: Convert to fraction form
    212,368,839,968.82/293,069,116,741.42 = 114,710,480,461.74/x
  3. Step 3: Cross multiply
    212,368,839,968.82x = 293,069,116,741.42 × 114,710,480,461.74
  4. Step 4: Simplify right side
    212,368,839,968.82x = 33,618,099,189,906,059,296,768
  5. Step 5: Solve for x
    x = 33,618,099,189,906,059,296,768/212,368,839,968.82
  6. Step 6: Final answer
    x = 158,300,526,550.14

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1.5x scale

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.