Home / 804,566,300.10-1,206,566,014.95-287,013,624.90

Finding the Fourth Proportional to 804,566,300.10, 1,206,566,014.95 and 287,013,624.90

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Solution

The fourth proportional to 804,566,300.10, 1,206,566,014.95 and 287,013,624.90 is: 430,419,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,566,300.10 : 1,206,566,014.95 = 287,013,624.90 : x
  2. Step 2: Convert to fraction form
    804,566,300.10/1,206,566,014.95 = 287,013,624.90/x
  3. Step 3: Cross multiply
    804,566,300.10x = 1,206,566,014.95 × 287,013,624.90
  4. Step 4: Simplify right side
    804,566,300.10x = 346,300,885,631,947,072
  5. Step 5: Solve for x
    x = 346,300,885,631,947,072/804,566,300.10
  6. Step 6: Final answer
    x = 430,419,327.27

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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.