Home / 776,892,352.02-1,072,098,933.94-424,460,775.30

Finding the Fourth Proportional to 776,892,352.02, 1,072,098,933.94 and 424,460,775.30

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Solution

The fourth proportional to 776,892,352.02, 1,072,098,933.94 and 424,460,775.30 is: 585,749,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,892,352.02 : 1,072,098,933.94 = 424,460,775.30 : x
  2. Step 2: Convert to fraction form
    776,892,352.02/1,072,098,933.94 = 424,460,775.30/x
  3. Step 3: Cross multiply
    776,892,352.02x = 1,072,098,933.94 × 424,460,775.30
  4. Step 4: Simplify right side
    776,892,352.02x = 455,063,944,698,475,904
  5. Step 5: Solve for x
    x = 455,063,944,698,475,904/776,892,352.02
  6. Step 6: Final answer
    x = 585,749,033.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.