Home / 166,075,365.60-249,113,048.40-165,118,771.80

Finding the Fourth Proportional to 166,075,365.60, 249,113,048.40 and 165,118,771.80

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Solution

The fourth proportional to 166,075,365.60, 249,113,048.40 and 165,118,771.80 is: 247,678,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,075,365.60 : 249,113,048.40 = 165,118,771.80 : x
  2. Step 2: Convert to fraction form
    166,075,365.60/249,113,048.40 = 165,118,771.80/x
  3. Step 3: Cross multiply
    166,075,365.60x = 249,113,048.40 × 165,118,771.80
  4. Step 4: Simplify right side
    166,075,365.60x = 41,133,240,591,161,960
  5. Step 5: Solve for x
    x = 41,133,240,591,161,960/166,075,365.60
  6. Step 6: Final answer
    x = 247,678,157.70

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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.