Home / 166,075,475.10-249,113,212.65-165,118,881.30

Finding the Fourth Proportional to 166,075,475.10, 249,113,212.65 and 165,118,881.30

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Solution

The fourth proportional to 166,075,475.10, 249,113,212.65 and 165,118,881.30 is: 247,678,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,075,475.10 : 249,113,212.65 = 165,118,881.30 : x
  2. Step 2: Convert to fraction form
    166,075,475.10/249,113,212.65 = 165,118,881.30/x
  3. Step 3: Cross multiply
    166,075,475.10x = 249,113,212.65 × 165,118,881.30
  4. Step 4: Simplify right side
    166,075,475.10x = 41,133,294,989,817,016
  5. Step 5: Solve for x
    x = 41,133,294,989,817,016/166,075,475.10
  6. Step 6: Final answer
    x = 247,678,321.95

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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.