Home / 871,060,038.20-1,306,590,057.30-804,547,244.60

Finding the Fourth Proportional to 871,060,038.20, 1,306,590,057.30 and 804,547,244.60

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Solution

The fourth proportional to 871,060,038.20, 1,306,590,057.30 and 804,547,244.60 is: 1,206,820,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,060,038.20 : 1,306,590,057.30 = 804,547,244.60 : x
  2. Step 2: Convert to fraction form
    871,060,038.20/1,306,590,057.30 = 804,547,244.60/x
  3. Step 3: Cross multiply
    871,060,038.20x = 1,306,590,057.30 × 804,547,244.60
  4. Step 4: Simplify right side
    871,060,038.20x = 1,051,213,430,422,471,168
  5. Step 5: Solve for x
    x = 1,051,213,430,422,471,168/871,060,038.20
  6. Step 6: Final answer
    x = 1,206,820,866.90

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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.