Home / 97,073,871.96-145,078,903.16-70,867,893.64

Finding the Fourth Proportional to 97,073,871.96, 145,078,903.16 and 70,867,893.64

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Solution

The fourth proportional to 97,073,871.96, 145,078,903.16 and 70,867,893.64 is: 105,913,528.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,073,871.96 : 145,078,903.16 = 70,867,893.64 : x
  2. Step 2: Convert to fraction form
    97,073,871.96/145,078,903.16 = 70,867,893.64/x
  3. Step 3: Cross multiply
    97,073,871.96x = 145,078,903.16 × 70,867,893.64
  4. Step 4: Simplify right side
    97,073,871.96x = 10,281,436,278,978,726
  5. Step 5: Solve for x
    x = 10,281,436,278,978,726/97,073,871.96
  6. Step 6: Final answer
    x = 105,913,528.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.