Home / 108,648,117.60-162,972,176.40-27,869,085.60

Finding the Fourth Proportional to 108,648,117.60, 162,972,176.40 and 27,869,085.60

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Solution

The fourth proportional to 108,648,117.60, 162,972,176.40 and 27,869,085.60 is: 41,803,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,648,117.60 : 162,972,176.40 = 27,869,085.60 : x
  2. Step 2: Convert to fraction form
    108,648,117.60/162,972,176.40 = 27,869,085.60/x
  3. Step 3: Cross multiply
    108,648,117.60x = 162,972,176.40 × 27,869,085.60
  4. Step 4: Simplify right side
    108,648,117.60x = 4,541,885,534,509,900
  5. Step 5: Solve for x
    x = 4,541,885,534,509,900/108,648,117.60
  6. Step 6: Final answer
    x = 41,803,628.40

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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.