Home / 249,004,037.70-373,506,056.55-145,691,907.30

Finding the Fourth Proportional to 249,004,037.70, 373,506,056.55 and 145,691,907.30

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Solution

The fourth proportional to 249,004,037.70, 373,506,056.55 and 145,691,907.30 is: 218,537,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,004,037.70 : 373,506,056.55 = 145,691,907.30 : x
  2. Step 2: Convert to fraction form
    249,004,037.70/373,506,056.55 = 145,691,907.30/x
  3. Step 3: Cross multiply
    249,004,037.70x = 373,506,056.55 × 145,691,907.30
  4. Step 4: Simplify right side
    249,004,037.70x = 54,416,809,766,871,168
  5. Step 5: Solve for x
    x = 54,416,809,766,871,168/249,004,037.70
  6. Step 6: Final answer
    x = 218,537,860.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.