Home / 456,728,158.04-630,285,466.26-247,884,300.68

Finding the Fourth Proportional to 456,728,158.04, 630,285,466.26 and 247,884,300.68

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Solution

The fourth proportional to 456,728,158.04, 630,285,466.26 and 247,884,300.68 is: 342,080,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,728,158.04 : 630,285,466.26 = 247,884,300.68 : x
  2. Step 2: Convert to fraction form
    456,728,158.04/630,285,466.26 = 247,884,300.68/x
  3. Step 3: Cross multiply
    456,728,158.04x = 630,285,466.26 × 247,884,300.68
  4. Step 4: Simplify right side
    456,728,158.04x = 156,237,872,032,627,840
  5. Step 5: Solve for x
    x = 156,237,872,032,627,840/456,728,158.04
  6. Step 6: Final answer
    x = 342,080,665.01

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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.