Home / 1,768,846,561,341.40-2,653,535,137,913.80-621,276,521,941.45

Finding the Fourth Proportional to 1,768,846,561,341.40, 2,653,535,137,913.80 and 621,276,521,941.45

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Solution

The fourth proportional to 1,768,846,561,341.40, 2,653,535,137,913.80 and 621,276,521,941.45 is: 932,007,963,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,846,561,341.40 : 2,653,535,137,913.80 = 621,276,521,941.45 : x
  2. Step 2: Convert to fraction form
    1,768,846,561,341.40/2,653,535,137,913.80 = 621,276,521,941.45/x
  3. Step 3: Cross multiply
    1,768,846,561,341.40x = 2,653,535,137,913.80 × 621,276,521,941.45
  4. Step 4: Simplify right side
    1,768,846,561,341.40x = 1,648,579,081,332,511,268,143,104
  5. Step 5: Solve for x
    x = 1,648,579,081,332,511,268,143,104/1,768,846,561,341.40
  6. Step 6: Final answer
    x = 932,007,963,473.28

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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.