Home / 284,243,271.60-426,364,907.40-173,756,687.70

Finding the Fourth Proportional to 284,243,271.60, 426,364,907.40 and 173,756,687.70

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Solution

The fourth proportional to 284,243,271.60, 426,364,907.40 and 173,756,687.70 is: 260,635,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,243,271.60 : 426,364,907.40 = 173,756,687.70 : x
  2. Step 2: Convert to fraction form
    284,243,271.60/426,364,907.40 = 173,756,687.70/x
  3. Step 3: Cross multiply
    284,243,271.60x = 426,364,907.40 × 173,756,687.70
  4. Step 4: Simplify right side
    284,243,271.60x = 74,083,754,061,341,216
  5. Step 5: Solve for x
    x = 74,083,754,061,341,216/284,243,271.60
  6. Step 6: Final answer
    x = 260,635,031.55

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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.