Home / 546,427,518.87-754,075,958.91-298,908,875.55

Finding the Fourth Proportional to 546,427,518.87, 754,075,958.91 and 298,908,875.55

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Solution

The fourth proportional to 546,427,518.87, 754,075,958.91 and 298,908,875.55 is: 412,497,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,427,518.87 : 754,075,958.91 = 298,908,875.55 : x
  2. Step 2: Convert to fraction form
    546,427,518.87/754,075,958.91 = 298,908,875.55/x
  3. Step 3: Cross multiply
    546,427,518.87x = 754,075,958.91 × 298,908,875.55
  4. Step 4: Simplify right side
    546,427,518.87x = 225,399,996,957,076,096
  5. Step 5: Solve for x
    x = 225,399,996,957,076,096/546,427,518.87
  6. Step 6: Final answer
    x = 412,497,521.03

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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.