Home / 93,103,746.55-128,463,512.82-53,943,138.67

Finding the Fourth Proportional to 93,103,746.55, 128,463,512.82 and 53,943,138.67

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Solution

The fourth proportional to 93,103,746.55, 128,463,512.82 and 53,943,138.67 is: 74,430,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,103,746.55 : 128,463,512.82 = 53,943,138.67 : x
  2. Step 2: Convert to fraction form
    93,103,746.55/128,463,512.82 = 53,943,138.67/x
  3. Step 3: Cross multiply
    93,103,746.55x = 128,463,512.82 × 53,943,138.67
  4. Step 4: Simplify right side
    93,103,746.55x = 6,929,725,086,084,583
  5. Step 5: Solve for x
    x = 6,929,725,086,084,583/93,103,746.55
  6. Step 6: Final answer
    x = 74,430,142.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.