Home / 850,575,824.25-1,173,795,108.36-459,435,248.25

Finding the Fourth Proportional to 850,575,824.25, 1,173,795,108.36 and 459,435,248.25

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Solution

The fourth proportional to 850,575,824.25, 1,173,795,108.36 and 459,435,248.25 is: 634,020,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,575,824.25 : 1,173,795,108.36 = 459,435,248.25 : x
  2. Step 2: Convert to fraction form
    850,575,824.25/1,173,795,108.36 = 459,435,248.25/x
  3. Step 3: Cross multiply
    850,575,824.25x = 1,173,795,108.36 × 459,435,248.25
  4. Step 4: Simplify right side
    850,575,824.25x = 539,282,847,004,012,224
  5. Step 5: Solve for x
    x = 539,282,847,004,012,224/850,575,824.25
  6. Step 6: Final answer
    x = 634,020,896.94

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1.5x scale

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.