Home / 1,939,911,298.92-2,677,078,666.44-1,047,838,020.84

Finding the Fourth Proportional to 1,939,911,298.92, 2,677,078,666.44 and 1,047,838,020.84

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Solution

The fourth proportional to 1,939,911,298.92, 2,677,078,666.44 and 1,047,838,020.84 is: 1,446,017,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,911,298.92 : 2,677,078,666.44 = 1,047,838,020.84 : x
  2. Step 2: Convert to fraction form
    1,939,911,298.92/2,677,078,666.44 = 1,047,838,020.84/x
  3. Step 3: Cross multiply
    1,939,911,298.92x = 2,677,078,666.44 × 1,047,838,020.84
  4. Step 4: Simplify right side
    1,939,911,298.92x = 2,805,144,811,475,476,480
  5. Step 5: Solve for x
    x = 2,805,144,811,475,476,480/1,939,911,298.92
  6. Step 6: Final answer
    x = 1,446,017,048.84

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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.