Home / 2,621,072,501.61-3,931,623,450.95-874,270,442.76

Finding the Fourth Proportional to 2,621,072,501.61, 3,931,623,450.95 and 874,270,442.76

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Solution

The fourth proportional to 2,621,072,501.61, 3,931,623,450.95 and 874,270,442.76 is: 1,311,410,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,072,501.61 : 3,931,623,450.95 = 874,270,442.76 : x
  2. Step 2: Convert to fraction form
    2,621,072,501.61/3,931,623,450.95 = 874,270,442.76/x
  3. Step 3: Cross multiply
    2,621,072,501.61x = 3,931,623,450.95 × 874,270,442.76
  4. Step 4: Simplify right side
    2,621,072,501.61x = 3,437,302,175,223,284,224
  5. Step 5: Solve for x
    x = 3,437,302,175,223,284,224/2,621,072,501.61
  6. Step 6: Final answer
    x = 1,311,410,566.90

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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.