Home / 1,010,990,723.70-1,516,486,085.55-972,248,674.80

Finding the Fourth Proportional to 1,010,990,723.70, 1,516,486,085.55 and 972,248,674.80

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Solution

The fourth proportional to 1,010,990,723.70, 1,516,486,085.55 and 972,248,674.80 is: 1,458,373,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,990,723.70 : 1,516,486,085.55 = 972,248,674.80 : x
  2. Step 2: Convert to fraction form
    1,010,990,723.70/1,516,486,085.55 = 972,248,674.80/x
  3. Step 3: Cross multiply
    1,010,990,723.70x = 1,516,486,085.55 × 972,248,674.80
  4. Step 4: Simplify right side
    1,010,990,723.70x = 1,474,401,587,028,626,688
  5. Step 5: Solve for x
    x = 1,474,401,587,028,626,688/1,010,990,723.70
  6. Step 6: Final answer
    x = 1,458,373,012.20

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Double scale
Find fourth proportional to 1,010,990,724.70, 1,516,486,087.05 and 972,248,675.80
Similar ratio
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1.5x scale

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.