Home / 70,848,248.80-106,272,373.20-53,716,165.60

Finding the Fourth Proportional to 70,848,248.80, 106,272,373.20 and 53,716,165.60

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Solution

The fourth proportional to 70,848,248.80, 106,272,373.20 and 53,716,165.60 is: 80,574,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,848,248.80 : 106,272,373.20 = 53,716,165.60 : x
  2. Step 2: Convert to fraction form
    70,848,248.80/106,272,373.20 = 53,716,165.60/x
  3. Step 3: Cross multiply
    70,848,248.80x = 106,272,373.20 × 53,716,165.60
  4. Step 4: Simplify right side
    70,848,248.80x = 5,708,544,397,516,202
  5. Step 5: Solve for x
    x = 5,708,544,397,516,202/70,848,248.80
  6. Step 6: Final answer
    x = 80,574,248.40

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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.