Home / 1,761,973,762.15-2,431,475,269.86-969,020,029.64

Finding the Fourth Proportional to 1,761,973,762.15, 2,431,475,269.86 and 969,020,029.64

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Solution

The fourth proportional to 1,761,973,762.15, 2,431,475,269.86 and 969,020,029.64 is: 1,337,220,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,973,762.15 : 2,431,475,269.86 = 969,020,029.64 : x
  2. Step 2: Convert to fraction form
    1,761,973,762.15/2,431,475,269.86 = 969,020,029.64/x
  3. Step 3: Cross multiply
    1,761,973,762.15x = 2,431,475,269.86 × 969,020,029.64
  4. Step 4: Simplify right side
    1,761,973,762.15x = 2,356,148,238,072,804,864
  5. Step 5: Solve for x
    x = 2,356,148,238,072,804,864/1,761,973,762.15
  6. Step 6: Final answer
    x = 1,337,220,955.66

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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.