Home / 399,868,696.02-599,829,362.32-104,771,041.70

Finding the Fourth Proportional to 399,868,696.02, 599,829,362.32 and 104,771,041.70

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Solution

The fourth proportional to 399,868,696.02, 599,829,362.32 and 104,771,041.70 is: 157,163,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,868,696.02 : 599,829,362.32 = 104,771,041.70 : x
  2. Step 2: Convert to fraction form
    399,868,696.02/599,829,362.32 = 104,771,041.70/x
  3. Step 3: Cross multiply
    399,868,696.02x = 599,829,362.32 × 104,771,041.70
  4. Step 4: Simplify right side
    399,868,696.02x = 62,844,747,132,826,064
  5. Step 5: Solve for x
    x = 62,844,747,132,826,064/399,868,696.02
  6. Step 6: Final answer
    x = 157,163,458.30

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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.