Home / 306,117,564.40-459,176,346.60-124,495,087.60

Finding the Fourth Proportional to 306,117,564.40, 459,176,346.60 and 124,495,087.60

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Solution

The fourth proportional to 306,117,564.40, 459,176,346.60 and 124,495,087.60 is: 186,742,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,117,564.40 : 459,176,346.60 = 124,495,087.60 : x
  2. Step 2: Convert to fraction form
    306,117,564.40/459,176,346.60 = 124,495,087.60/x
  3. Step 3: Cross multiply
    306,117,564.40x = 459,176,346.60 × 124,495,087.60
  4. Step 4: Simplify right side
    306,117,564.40x = 57,165,199,493,814,960
  5. Step 5: Solve for x
    x = 57,165,199,493,814,960/306,117,564.40
  6. Step 6: Final answer
    x = 186,742,631.40

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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.