Home / 112,532,509.60-168,350,866.80-97,552,823.20

Finding the Fourth Proportional to 112,532,509.60, 168,350,866.80 and 97,552,823.20

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Solution

The fourth proportional to 112,532,509.60, 168,350,866.80 and 97,552,823.20 is: 145,940,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,532,509.60 : 168,350,866.80 = 97,552,823.20 : x
  2. Step 2: Convert to fraction form
    112,532,509.60/168,350,866.80 = 97,552,823.20/x
  3. Step 3: Cross multiply
    112,532,509.60x = 168,350,866.80 × 97,552,823.20
  4. Step 4: Simplify right side
    112,532,509.60x = 16,423,102,344,507,152
  5. Step 5: Solve for x
    x = 16,423,102,344,507,152/112,532,509.60
  6. Step 6: Final answer
    x = 145,940,958.78

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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.