Home / 1,050,907,219.60-1,576,360,829.40-663,923,693.20

Finding the Fourth Proportional to 1,050,907,219.60, 1,576,360,829.40 and 663,923,693.20

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Solution

The fourth proportional to 1,050,907,219.60, 1,576,360,829.40 and 663,923,693.20 is: 995,885,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,907,219.60 : 1,576,360,829.40 = 663,923,693.20 : x
  2. Step 2: Convert to fraction form
    1,050,907,219.60/1,576,360,829.40 = 663,923,693.20/x
  3. Step 3: Cross multiply
    1,050,907,219.60x = 1,576,360,829.40 × 663,923,693.20
  4. Step 4: Simplify right side
    1,050,907,219.60x = 1,046,583,303,671,063,296
  5. Step 5: Solve for x
    x = 1,046,583,303,671,063,296/1,050,907,219.60
  6. Step 6: Final answer
    x = 995,885,539.80

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Double scale
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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.