Home / 1,019,662,030,575.20-1,407,768,759,035.40-649,074,624,149.55

Finding the Fourth Proportional to 1,019,662,030,575.20, 1,407,768,759,035.40 and 649,074,624,149.55

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Solution

The fourth proportional to 1,019,662,030,575.20, 1,407,768,759,035.40 and 649,074,624,149.55 is: 896,127,295,869.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,662,030,575.20 : 1,407,768,759,035.40 = 649,074,624,149.55 : x
  2. Step 2: Convert to fraction form
    1,019,662,030,575.20/1,407,768,759,035.40 = 649,074,624,149.55/x
  3. Step 3: Cross multiply
    1,019,662,030,575.20x = 1,407,768,759,035.40 × 649,074,624,149.55
  4. Step 4: Simplify right side
    1,019,662,030,575.20x = 913,746,978,160,380,649,406,464
  5. Step 5: Solve for x
    x = 913,746,978,160,380,649,406,464/1,019,662,030,575.20
  6. Step 6: Final answer
    x = 896,127,295,869.72

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Double scale
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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.