Home / 950,976,011.70-1,426,464,017.55-618,081,369.30

Finding the Fourth Proportional to 950,976,011.70, 1,426,464,017.55 and 618,081,369.30

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Solution

The fourth proportional to 950,976,011.70, 1,426,464,017.55 and 618,081,369.30 is: 927,122,053.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,976,011.70 : 1,426,464,017.55 = 618,081,369.30 : x
  2. Step 2: Convert to fraction form
    950,976,011.70/1,426,464,017.55 = 618,081,369.30/x
  3. Step 3: Cross multiply
    950,976,011.70x = 1,426,464,017.55 × 618,081,369.30
  4. Step 4: Simplify right side
    950,976,011.70x = 881,670,833,224,483,072
  5. Step 5: Solve for x
    x = 881,670,833,224,483,072/950,976,011.70
  6. Step 6: Final answer
    x = 927,122,053.95

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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.