Home / 166,075,412.10-249,113,118.15-165,118,818.30

Finding the Fourth Proportional to 166,075,412.10, 249,113,118.15 and 165,118,818.30

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Solution

The fourth proportional to 166,075,412.10, 249,113,118.15 and 165,118,818.30 is: 247,678,227.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,075,412.10 : 249,113,118.15 = 165,118,818.30 : x
  2. Step 2: Convert to fraction form
    166,075,412.10/249,113,118.15 = 165,118,818.30/x
  3. Step 3: Cross multiply
    166,075,412.10x = 249,113,118.15 × 165,118,818.30
  4. Step 4: Simplify right side
    166,075,412.10x = 41,133,263,691,956,288
  5. Step 5: Solve for x
    x = 41,133,263,691,956,288/166,075,412.10
  6. Step 6: Final answer
    x = 247,678,227.45

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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.