Home / 1,036,550,870.70-1,422,826,029.26-916,445,204.70

Finding the Fourth Proportional to 1,036,550,870.70, 1,422,826,029.26 and 916,445,204.70

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Solution

The fourth proportional to 1,036,550,870.70, 1,422,826,029.26 and 916,445,204.70 is: 1,257,962,468.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,550,870.70 : 1,422,826,029.26 = 916,445,204.70 : x
  2. Step 2: Convert to fraction form
    1,036,550,870.70/1,422,826,029.26 = 916,445,204.70/x
  3. Step 3: Cross multiply
    1,036,550,870.70x = 1,422,826,029.26 × 916,445,204.70
  4. Step 4: Simplify right side
    1,036,550,870.70x = 1,303,942,091,637,668,864
  5. Step 5: Solve for x
    x = 1,303,942,091,637,668,864/1,036,550,870.70
  6. Step 6: Final answer
    x = 1,257,962,468.12

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Double scale
Find fourth proportional to 1,036,550,871.70, 1,422,826,030.63 and 916,445,205.70
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.