Home / 528,514,903.80-792,772,355.70-365,256,228.60

Finding the Fourth Proportional to 528,514,903.80, 792,772,355.70 and 365,256,228.60

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Solution

The fourth proportional to 528,514,903.80, 792,772,355.70 and 365,256,228.60 is: 547,884,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,514,903.80 : 792,772,355.70 = 365,256,228.60 : x
  2. Step 2: Convert to fraction form
    528,514,903.80/792,772,355.70 = 365,256,228.60/x
  3. Step 3: Cross multiply
    528,514,903.80x = 792,772,355.70 × 365,256,228.60
  4. Step 4: Simplify right side
    528,514,903.80x = 289,565,040,781,319,744
  5. Step 5: Solve for x
    x = 289,565,040,781,319,744/528,514,903.80
  6. Step 6: Final answer
    x = 547,884,342.90

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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.