Home / 443,988,698,705.94-612,688,551,312.24-251,296,734,480.54

Finding the Fourth Proportional to 443,988,698,705.94, 612,688,551,312.24 and 251,296,734,480.54

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Solution

The fourth proportional to 443,988,698,705.94, 612,688,551,312.24 and 251,296,734,480.54 is: 346,780,520,871.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,988,698,705.94 : 612,688,551,312.24 = 251,296,734,480.54 : x
  2. Step 2: Convert to fraction form
    443,988,698,705.94/612,688,551,312.24 = 251,296,734,480.54/x
  3. Step 3: Cross multiply
    443,988,698,705.94x = 612,688,551,312.24 × 251,296,734,480.54
  4. Step 4: Simplify right side
    443,988,698,705.94x = 153,966,632,198,378,683,891,712
  5. Step 5: Solve for x
    x = 153,966,632,198,378,683,891,712/443,988,698,705.94
  6. Step 6: Final answer
    x = 346,780,520,871.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.