Home / 536,237,856.80-804,754,916.40-213,353,453.60

Finding the Fourth Proportional to 536,237,856.80, 804,754,916.40 and 213,353,453.60

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Solution

The fourth proportional to 536,237,856.80, 804,754,916.40 and 213,353,453.60 is: 320,188,585.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,237,856.80 : 804,754,916.40 = 213,353,453.60 : x
  2. Step 2: Convert to fraction form
    536,237,856.80/804,754,916.40 = 213,353,453.60/x
  3. Step 3: Cross multiply
    536,237,856.80x = 804,754,916.40 × 213,353,453.60
  4. Step 4: Simplify right side
    536,237,856.80x = 171,697,240,715,519,264
  5. Step 5: Solve for x
    x = 171,697,240,715,519,264/536,237,856.80
  6. Step 6: Final answer
    x = 320,188,585.23

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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.