Home / 1,768,846,561,331.30-2,653,535,137,898.40-621,276,521,931.20

Finding the Fourth Proportional to 1,768,846,561,331.30, 2,653,535,137,898.40 and 621,276,521,931.20

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Solution

The fourth proportional to 1,768,846,561,331.30, 2,653,535,137,898.40 and 621,276,521,931.20 is: 932,007,963,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,846,561,331.30 : 2,653,535,137,898.40 = 621,276,521,931.20 : x
  2. Step 2: Convert to fraction form
    1,768,846,561,331.30/2,653,535,137,898.40 = 621,276,521,931.20/x
  3. Step 3: Cross multiply
    1,768,846,561,331.30x = 2,653,535,137,898.40 × 621,276,521,931.20
  4. Step 4: Simplify right side
    1,768,846,561,331.30x = 1,648,579,081,295,745,005,912,064
  5. Step 5: Solve for x
    x = 1,648,579,081,295,745,005,912,064/1,768,846,561,331.30
  6. Step 6: Final answer
    x = 932,007,963,457.82

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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.