Home / 578,619,479.92-798,494,275.47-314,301,682.84

Finding the Fourth Proportional to 578,619,479.92, 798,494,275.47 and 314,301,682.84

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Solution

The fourth proportional to 578,619,479.92, 798,494,275.47 and 314,301,682.84 is: 433,735,992.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,619,479.92 : 798,494,275.47 = 314,301,682.84 : x
  2. Step 2: Convert to fraction form
    578,619,479.92/798,494,275.47 = 314,301,682.84/x
  3. Step 3: Cross multiply
    578,619,479.92x = 798,494,275.47 × 314,301,682.84
  4. Step 4: Simplify right side
    578,619,479.92x = 250,968,094,518,327,520
  5. Step 5: Solve for x
    x = 250,968,094,518,327,520/578,619,479.92
  6. Step 6: Final answer
    x = 433,735,992.70

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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.