Home / 630,670,739.40-864,004,479.77-607,091,341.32

Finding the Fourth Proportional to 630,670,739.40, 864,004,479.77 and 607,091,341.32

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Solution

The fourth proportional to 630,670,739.40, 864,004,479.77 and 607,091,341.32 is: 831,701,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,670,739.40 : 864,004,479.77 = 607,091,341.32 : x
  2. Step 2: Convert to fraction form
    630,670,739.40/864,004,479.77 = 607,091,341.32/x
  3. Step 3: Cross multiply
    630,670,739.40x = 864,004,479.77 × 607,091,341.32
  4. Step 4: Simplify right side
    630,670,739.40x = 524,529,638,530,058,112
  5. Step 5: Solve for x
    x = 524,529,638,530,058,112/630,670,739.40
  6. Step 6: Final answer
    x = 831,701,244.03

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.