Home / 306,513,602.40-459,770,403.60-273,257,205.60

Finding the Fourth Proportional to 306,513,602.40, 459,770,403.60 and 273,257,205.60

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Solution

The fourth proportional to 306,513,602.40, 459,770,403.60 and 273,257,205.60 is: 409,885,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,513,602.40 : 459,770,403.60 = 273,257,205.60 : x
  2. Step 2: Convert to fraction form
    306,513,602.40/459,770,403.60 = 273,257,205.60/x
  3. Step 3: Cross multiply
    306,513,602.40x = 459,770,403.60 × 273,257,205.60
  4. Step 4: Simplify right side
    306,513,602.40x = 125,635,575,705,320,192
  5. Step 5: Solve for x
    x = 125,635,575,705,320,192/306,513,602.40
  6. Step 6: Final answer
    x = 409,885,808.40

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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.