Home / 245,574,203.46-338,890,322.25-135,563,554.50

Finding the Fourth Proportional to 245,574,203.46, 338,890,322.25 and 135,563,554.50

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Solution

The fourth proportional to 245,574,203.46, 338,890,322.25 and 135,563,554.50 is: 187,076,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,574,203.46 : 338,890,322.25 = 135,563,554.50 : x
  2. Step 2: Convert to fraction form
    245,574,203.46/338,890,322.25 = 135,563,554.50/x
  3. Step 3: Cross multiply
    245,574,203.46x = 338,890,322.25 × 135,563,554.50
  4. Step 4: Simplify right side
    245,574,203.46x = 45,941,176,669,860,440
  5. Step 5: Solve for x
    x = 45,941,176,669,860,440/245,574,203.46
  6. Step 6: Final answer
    x = 187,076,557.81

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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.