Home / 166,075,404.60-249,113,106.90-165,118,810.80

Finding the Fourth Proportional to 166,075,404.60, 249,113,106.90 and 165,118,810.80

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Solution

The fourth proportional to 166,075,404.60, 249,113,106.90 and 165,118,810.80 is: 247,678,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,075,404.60 : 249,113,106.90 = 165,118,810.80 : x
  2. Step 2: Convert to fraction form
    166,075,404.60/249,113,106.90 = 165,118,810.80/x
  3. Step 3: Cross multiply
    166,075,404.60x = 249,113,106.90 × 165,118,810.80
  4. Step 4: Simplify right side
    166,075,404.60x = 41,133,259,966,021,280
  5. Step 5: Solve for x
    x = 41,133,259,966,021,280/166,075,404.60
  6. Step 6: Final answer
    x = 247,678,216.20

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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.