Home / 93,058,353.90-128,336,928.12-58,254,217.20

Finding the Fourth Proportional to 93,058,353.90, 128,336,928.12 and 58,254,217.20

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Solution

The fourth proportional to 93,058,353.90, 128,336,928.12 and 58,254,217.20 is: 80,338,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,058,353.90 : 128,336,928.12 = 58,254,217.20 : x
  2. Step 2: Convert to fraction form
    93,058,353.90/128,336,928.12 = 58,254,217.20/x
  3. Step 3: Cross multiply
    93,058,353.90x = 128,336,928.12 × 58,254,217.20
  4. Step 4: Simplify right side
    93,058,353.90x = 7,476,167,285,483,268
  5. Step 5: Solve for x
    x = 7,476,167,285,483,268/93,058,353.90
  6. Step 6: Final answer
    x = 80,338,486.25

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1.5x scale

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.