Home / 1,208,035,081.94-1,810,877,420.32-577,603,311.64

Finding the Fourth Proportional to 1,208,035,081.94, 1,810,877,420.32 and 577,603,311.64

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Solution

The fourth proportional to 1,208,035,081.94, 1,810,877,420.32 and 577,603,311.64 is: 865,843,062.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,035,081.94 : 1,810,877,420.32 = 577,603,311.64 : x
  2. Step 2: Convert to fraction form
    1,208,035,081.94/1,810,877,420.32 = 577,603,311.64/x
  3. Step 3: Cross multiply
    1,208,035,081.94x = 1,810,877,420.32 × 577,603,311.64
  4. Step 4: Simplify right side
    1,208,035,081.94x = 1,045,968,794,944,961,152
  5. Step 5: Solve for x
    x = 1,045,968,794,944,961,152/1,208,035,081.94
  6. Step 6: Final answer
    x = 865,843,062.50

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Double scale
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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.