Home / 623,913,232.08-861,048,736.20-345,480,661.20

Finding the Fourth Proportional to 623,913,232.08, 861,048,736.20 and 345,480,661.20

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Solution

The fourth proportional to 623,913,232.08, 861,048,736.20 and 345,480,661.20 is: 476,790,155.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,913,232.08 : 861,048,736.20 = 345,480,661.20 : x
  2. Step 2: Convert to fraction form
    623,913,232.08/861,048,736.20 = 345,480,661.20/x
  3. Step 3: Cross multiply
    623,913,232.08x = 861,048,736.20 × 345,480,661.20
  4. Step 4: Simplify right side
    623,913,232.08x = 297,475,686,707,800,384
  5. Step 5: Solve for x
    x = 297,475,686,707,800,384/623,913,232.08
  6. Step 6: Final answer
    x = 476,790,155.12

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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.