Home / 118,731,638.40-178,097,457.60-118,731,638.40

Finding the Fourth Proportional to 118,731,638.40, 178,097,457.60 and 118,731,638.40

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Solution

The fourth proportional to 118,731,638.40, 178,097,457.60 and 118,731,638.40 is: 178,097,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,731,638.40 : 178,097,457.60 = 118,731,638.40 : x
  2. Step 2: Convert to fraction form
    118,731,638.40/178,097,457.60 = 118,731,638.40/x
  3. Step 3: Cross multiply
    118,731,638.40x = 178,097,457.60 × 118,731,638.40
  4. Step 4: Simplify right side
    118,731,638.40x = 21,145,802,935,722,532
  5. Step 5: Solve for x
    x = 21,145,802,935,722,532/118,731,638.40
  6. Step 6: Final answer
    x = 178,097,457.60

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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.