Home / 1,917,573,146.96-2,645,498,016.86-1,113,663,795.44

Finding the Fourth Proportional to 1,917,573,146.96, 2,645,498,016.86 and 1,113,663,795.44

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Solution

The fourth proportional to 1,917,573,146.96, 2,645,498,016.86 and 1,113,663,795.44 is: 1,536,418,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,573,146.96 : 2,645,498,016.86 = 1,113,663,795.44 : x
  2. Step 2: Convert to fraction form
    1,917,573,146.96/2,645,498,016.86 = 1,113,663,795.44/x
  3. Step 3: Cross multiply
    1,917,573,146.96x = 2,645,498,016.86 × 1,113,663,795.44
  4. Step 4: Simplify right side
    1,917,573,146.96x = 2,946,195,362,285,301,248
  5. Step 5: Solve for x
    x = 2,946,195,362,285,301,248/1,917,573,146.96
  6. Step 6: Final answer
    x = 1,536,418,762.93

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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.