Home / 1,655,835,013.40-2,285,079,258.92-903,147,998.16

Finding the Fourth Proportional to 1,655,835,013.40, 2,285,079,258.92 and 903,147,998.16

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Solution

The fourth proportional to 1,655,835,013.40, 2,285,079,258.92 and 903,147,998.16 is: 1,246,358,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,835,013.40 : 2,285,079,258.92 = 903,147,998.16 : x
  2. Step 2: Convert to fraction form
    1,655,835,013.40/2,285,079,258.92 = 903,147,998.16/x
  3. Step 3: Cross multiply
    1,655,835,013.40x = 2,285,079,258.92 × 903,147,998.16
  4. Step 4: Simplify right side
    1,655,835,013.40x = 2,063,764,758,330,534,400
  5. Step 5: Solve for x
    x = 2,063,764,758,330,534,400/1,655,835,013.40
  6. Step 6: Final answer
    x = 1,246,358,931.67

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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.