Home / 166,075,430.10-249,113,145.15-123,028,709.10

Finding the Fourth Proportional to 166,075,430.10, 249,113,145.15 and 123,028,709.10

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Solution

The fourth proportional to 166,075,430.10, 249,113,145.15 and 123,028,709.10 is: 184,543,063.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,075,430.10 : 249,113,145.15 = 123,028,709.10 : x
  2. Step 2: Convert to fraction form
    166,075,430.10/249,113,145.15 = 123,028,709.10/x
  3. Step 3: Cross multiply
    166,075,430.10x = 249,113,145.15 × 123,028,709.10
  4. Step 4: Simplify right side
    166,075,430.10x = 30,648,068,667,645,424
  5. Step 5: Solve for x
    x = 30,648,068,667,645,424/166,075,430.10
  6. Step 6: Final answer
    x = 184,543,063.65

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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.