Home / 1,426,733,890.40-2,140,100,835.60-651,892,912.40

Finding the Fourth Proportional to 1,426,733,890.40, 2,140,100,835.60 and 651,892,912.40

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Solution

The fourth proportional to 1,426,733,890.40, 2,140,100,835.60 and 651,892,912.40 is: 977,839,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,733,890.40 : 2,140,100,835.60 = 651,892,912.40 : x
  2. Step 2: Convert to fraction form
    1,426,733,890.40/2,140,100,835.60 = 651,892,912.40/x
  3. Step 3: Cross multiply
    1,426,733,890.40x = 2,140,100,835.60 × 651,892,912.40
  4. Step 4: Simplify right side
    1,426,733,890.40x = 1,395,116,566,548,957,440
  5. Step 5: Solve for x
    x = 1,395,116,566,548,957,440/1,426,733,890.40
  6. Step 6: Final answer
    x = 977,839,368.60

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1.5x scale

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.