Home / 528,804,029.80-793,206,044.70-519,734,103.40

Finding the Fourth Proportional to 528,804,029.80, 793,206,044.70 and 519,734,103.40

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Solution

The fourth proportional to 528,804,029.80, 793,206,044.70 and 519,734,103.40 is: 779,601,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,804,029.80 : 793,206,044.70 = 519,734,103.40 : x
  2. Step 2: Convert to fraction form
    528,804,029.80/793,206,044.70 = 519,734,103.40/x
  3. Step 3: Cross multiply
    528,804,029.80x = 793,206,044.70 × 519,734,103.40
  4. Step 4: Simplify right side
    528,804,029.80x = 412,256,232,453,614,848
  5. Step 5: Solve for x
    x = 412,256,232,453,614,848/528,804,029.80
  6. Step 6: Final answer
    x = 779,601,155.10

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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.