Home / 398,625,415.80-597,938,123.70-373,116,247.80

Finding the Fourth Proportional to 398,625,415.80, 597,938,123.70 and 373,116,247.80

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Solution

The fourth proportional to 398,625,415.80, 597,938,123.70 and 373,116,247.80 is: 559,674,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,625,415.80 : 597,938,123.70 = 373,116,247.80 : x
  2. Step 2: Convert to fraction form
    398,625,415.80/597,938,123.70 = 373,116,247.80/x
  3. Step 3: Cross multiply
    398,625,415.80x = 597,938,123.70 × 373,116,247.80
  4. Step 4: Simplify right side
    398,625,415.80x = 223,100,429,131,516,288
  5. Step 5: Solve for x
    x = 223,100,429,131,516,288/398,625,415.80
  6. Step 6: Final answer
    x = 559,674,371.70

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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.