Home / 93,150,148.16-128,544,189.32-53,464,211.24

Finding the Fourth Proportional to 93,150,148.16, 128,544,189.32 and 53,464,211.24

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Solution

The fourth proportional to 93,150,148.16, 128,544,189.32 and 53,464,211.24 is: 73,778,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,150,148.16 : 128,544,189.32 = 53,464,211.24 : x
  2. Step 2: Convert to fraction form
    93,150,148.16/128,544,189.32 = 53,464,211.24/x
  3. Step 3: Cross multiply
    93,150,148.16x = 128,544,189.32 × 53,464,211.24
  4. Step 4: Simplify right side
    93,150,148.16x = 6,872,513,691,479,032
  5. Step 5: Solve for x
    x = 6,872,513,691,479,032/93,150,148.16
  6. Step 6: Final answer
    x = 73,778,880.95

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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.