Home / 1,913,682,572.72-2,640,883,729.98-1,033,616,276.72

Finding the Fourth Proportional to 1,913,682,572.72, 2,640,883,729.98 and 1,033,616,276.72

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Solution

The fourth proportional to 1,913,682,572.72, 2,640,883,729.98 and 1,033,616,276.72 is: 1,426,391,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,682,572.72 : 2,640,883,729.98 = 1,033,616,276.72 : x
  2. Step 2: Convert to fraction form
    1,913,682,572.72/2,640,883,729.98 = 1,033,616,276.72/x
  3. Step 3: Cross multiply
    1,913,682,572.72x = 2,640,883,729.98 × 1,033,616,276.72
  4. Step 4: Simplify right side
    1,913,682,572.72x = 2,729,660,408,232,353,280
  5. Step 5: Solve for x
    x = 2,729,660,408,232,353,280/1,913,682,572.72
  6. Step 6: Final answer
    x = 1,426,391,423.08

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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.