Home / 93,643,313.40-140,464,970.10-66,433,534.20

Finding the Fourth Proportional to 93,643,313.40, 140,464,970.10 and 66,433,534.20

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Solution

The fourth proportional to 93,643,313.40, 140,464,970.10 and 66,433,534.20 is: 99,650,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,643,313.40 : 140,464,970.10 = 66,433,534.20 : x
  2. Step 2: Convert to fraction form
    93,643,313.40/140,464,970.10 = 66,433,534.20/x
  3. Step 3: Cross multiply
    93,643,313.40x = 140,464,970.10 × 66,433,534.20
  4. Step 4: Simplify right side
    93,643,313.40x = 9,331,584,395,040,328
  5. Step 5: Solve for x
    x = 9,331,584,395,040,328/93,643,313.40
  6. Step 6: Final answer
    x = 99,650,301.30

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1.5x scale

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.