Home / 399,868,702.08-599,829,371.41-104,771,047.76

Finding the Fourth Proportional to 399,868,702.08, 599,829,371.41 and 104,771,047.76

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Solution

The fourth proportional to 399,868,702.08, 599,829,371.41 and 104,771,047.76 is: 157,163,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,868,702.08 : 599,829,371.41 = 104,771,047.76 : x
  2. Step 2: Convert to fraction form
    399,868,702.08/599,829,371.41 = 104,771,047.76/x
  3. Step 3: Cross multiply
    399,868,702.08x = 599,829,371.41 × 104,771,047.76
  4. Step 4: Simplify right side
    399,868,702.08x = 62,844,751,719,847,888
  5. Step 5: Solve for x
    x = 62,844,751,719,847,888/399,868,702.08
  6. Step 6: Final answer
    x = 157,163,467.39

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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.