Home / 578,494,746.21-798,327,437.04-314,178,629.61

Finding the Fourth Proportional to 578,494,746.21, 798,327,437.04 and 314,178,629.61

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Solution

The fourth proportional to 578,494,746.21, 798,327,437.04 and 314,178,629.61 is: 433,569,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,494,746.21 : 798,327,437.04 = 314,178,629.61 : x
  2. Step 2: Convert to fraction form
    578,494,746.21/798,327,437.04 = 314,178,629.61/x
  3. Step 3: Cross multiply
    578,494,746.21x = 798,327,437.04 × 314,178,629.61
  4. Step 4: Simplify right side
    578,494,746.21x = 250,817,420,149,290,752
  5. Step 5: Solve for x
    x = 250,817,420,149,290,752/578,494,746.21
  6. Step 6: Final answer
    x = 433,569,054.50

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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.