Home / 1,495,365,764.40-2,243,048,646.60-512,660,496.60

Finding the Fourth Proportional to 1,495,365,764.40, 2,243,048,646.60 and 512,660,496.60

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Solution

The fourth proportional to 1,495,365,764.40, 2,243,048,646.60 and 512,660,496.60 is: 768,990,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,365,764.40 : 2,243,048,646.60 = 512,660,496.60 : x
  2. Step 2: Convert to fraction form
    1,495,365,764.40/2,243,048,646.60 = 512,660,496.60/x
  3. Step 3: Cross multiply
    1,495,365,764.40x = 2,243,048,646.60 × 512,660,496.60
  4. Step 4: Simplify right side
    1,495,365,764.40x = 1,149,922,433,063,913,856
  5. Step 5: Solve for x
    x = 1,149,922,433,063,913,856/1,495,365,764.40
  6. Step 6: Final answer
    x = 768,990,744.90

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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.