Home / 1,827,277,561.63-2,521,646,231.57-991,902,698.11

Finding the Fourth Proportional to 1,827,277,561.63, 2,521,646,231.57 and 991,902,698.11

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Solution

The fourth proportional to 1,827,277,561.63, 2,521,646,231.57 and 991,902,698.11 is: 1,368,827,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,277,561.63 : 2,521,646,231.57 = 991,902,698.11 : x
  2. Step 2: Convert to fraction form
    1,827,277,561.63/2,521,646,231.57 = 991,902,698.11/x
  3. Step 3: Cross multiply
    1,827,277,561.63x = 2,521,646,231.57 × 991,902,698.11
  4. Step 4: Simplify right side
    1,827,277,561.63x = 2,501,227,700,773,197,312
  5. Step 5: Solve for x
    x = 2,501,227,700,773,197,312/1,827,277,561.63
  6. Step 6: Final answer
    x = 1,368,827,458.56

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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.