Home / 306,117,556.40-459,176,334.60-124,495,079.60

Finding the Fourth Proportional to 306,117,556.40, 459,176,334.60 and 124,495,079.60

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Solution

The fourth proportional to 306,117,556.40, 459,176,334.60 and 124,495,079.60 is: 186,742,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,117,556.40 : 459,176,334.60 = 124,495,079.60 : x
  2. Step 2: Convert to fraction form
    306,117,556.40/459,176,334.60 = 124,495,079.60/x
  3. Step 3: Cross multiply
    306,117,556.40x = 459,176,334.60 × 124,495,079.60
  4. Step 4: Simplify right side
    306,117,556.40x = 57,165,194,326,463,232
  5. Step 5: Solve for x
    x = 57,165,194,326,463,232/306,117,556.40
  6. Step 6: Final answer
    x = 186,742,619.40

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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.