Home / 1,166,250,155,055.10-1,747,464,889,728.20-621,119,880,097.82

Finding the Fourth Proportional to 1,166,250,155,055.10, 1,747,464,889,728.20 and 621,119,880,097.82

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Solution

The fourth proportional to 1,166,250,155,055.10, 1,747,464,889,728.20 and 621,119,880,097.82 is: 930,662,412,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,250,155,055.10 : 1,747,464,889,728.20 = 621,119,880,097.82 : x
  2. Step 2: Convert to fraction form
    1,166,250,155,055.10/1,747,464,889,728.20 = 621,119,880,097.82/x
  3. Step 3: Cross multiply
    1,166,250,155,055.10x = 1,747,464,889,728.20 × 621,119,880,097.82
  4. Step 4: Simplify right side
    1,166,250,155,055.10x = 1,085,385,182,783,129,729,892,352
  5. Step 5: Solve for x
    x = 1,085,385,182,783,129,729,892,352/1,166,250,155,055.10
  6. Step 6: Final answer
    x = 930,662,412,415.16

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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.