Home / 166,282,019,945.10-249,423,029,917.65-162,976,031,772.30

Finding the Fourth Proportional to 166,282,019,945.10, 249,423,029,917.65 and 162,976,031,772.30

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Solution

The fourth proportional to 166,282,019,945.10, 249,423,029,917.65 and 162,976,031,772.30 is: 244,464,047,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,282,019,945.10 : 249,423,029,917.65 = 162,976,031,772.30 : x
  2. Step 2: Convert to fraction form
    166,282,019,945.10/249,423,029,917.65 = 162,976,031,772.30/x
  3. Step 3: Cross multiply
    166,282,019,945.10x = 249,423,029,917.65 × 162,976,031,772.30
  4. Step 4: Simplify right side
    166,282,019,945.10x = 40,649,975,648,602,254,475,264
  5. Step 5: Solve for x
    x = 40,649,975,648,602,254,475,264/166,282,019,945.10
  6. Step 6: Final answer
    x = 244,464,047,658.45

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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.