Home / 1,800,869,999.40-2,485,278,270.72-997,097,492.52

Finding the Fourth Proportional to 1,800,869,999.40, 2,485,278,270.72 and 997,097,492.52

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Solution

The fourth proportional to 1,800,869,999.40, 2,485,278,270.72 and 997,097,492.52 is: 1,376,037,544.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,869,999.40 : 2,485,278,270.72 = 997,097,492.52 : x
  2. Step 2: Convert to fraction form
    1,800,869,999.40/2,485,278,270.72 = 997,097,492.52/x
  3. Step 3: Cross multiply
    1,800,869,999.40x = 2,485,278,270.72 × 997,097,492.52
  4. Step 4: Simplify right side
    1,800,869,999.40x = 2,478,064,731,949,353,472
  5. Step 5: Solve for x
    x = 2,478,064,731,949,353,472/1,800,869,999.40
  6. Step 6: Final answer
    x = 1,376,037,544.51

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1.5x scale

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.