Home / 284,192,075.34-426,303,167.80-87,590,522.57

Finding the Fourth Proportional to 284,192,075.34, 426,303,167.80 and 87,590,522.57

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Solution

The fourth proportional to 284,192,075.34, 426,303,167.80 and 87,590,522.57 is: 131,390,423.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,192,075.34 : 426,303,167.80 = 87,590,522.57 : x
  2. Step 2: Convert to fraction form
    284,192,075.34/426,303,167.80 = 87,590,522.57/x
  3. Step 3: Cross multiply
    284,192,075.34x = 426,303,167.80 × 87,590,522.57
  4. Step 4: Simplify right side
    284,192,075.34x = 37,340,117,240,410,440
  5. Step 5: Solve for x
    x = 37,340,117,240,410,440/284,192,075.34
  6. Step 6: Final answer
    x = 131,390,423.87

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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.