Home / 1,729,656,438.60-2,594,484,657.90-1,438,851,923.40

Finding the Fourth Proportional to 1,729,656,438.60, 2,594,484,657.90 and 1,438,851,923.40

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Solution

The fourth proportional to 1,729,656,438.60, 2,594,484,657.90 and 1,438,851,923.40 is: 2,158,277,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,656,438.60 : 2,594,484,657.90 = 1,438,851,923.40 : x
  2. Step 2: Convert to fraction form
    1,729,656,438.60/2,594,484,657.90 = 1,438,851,923.40/x
  3. Step 3: Cross multiply
    1,729,656,438.60x = 2,594,484,657.90 × 1,438,851,923.40
  4. Step 4: Simplify right side
    1,729,656,438.60x = 3,733,079,240,251,206,144
  5. Step 5: Solve for x
    x = 3,733,079,240,251,206,144/1,729,656,438.60
  6. Step 6: Final answer
    x = 2,158,277,885.10

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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.