Home / 499,966,513.24-749,947,627.96-126,477,934.60

Finding the Fourth Proportional to 499,966,513.24, 749,947,627.96 and 126,477,934.60

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Solution

The fourth proportional to 499,966,513.24, 749,947,627.96 and 126,477,934.60 is: 189,716,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,966,513.24 : 749,947,627.96 = 126,477,934.60 : x
  2. Step 2: Convert to fraction form
    499,966,513.24/749,947,627.96 = 126,477,934.60/x
  3. Step 3: Cross multiply
    499,966,513.24x = 749,947,627.96 × 126,477,934.60
  4. Step 4: Simplify right side
    499,966,513.24x = 94,851,827,042,550,016
  5. Step 5: Solve for x
    x = 94,851,827,042,550,016/499,966,513.24
  6. Step 6: Final answer
    x = 189,716,360.06

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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.