Home / 379,475,077,647.55-569,192,569,153.11-124,470,871,106.60

Finding the Fourth Proportional to 379,475,077,647.55, 569,192,569,153.11 and 124,470,871,106.60

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Solution

The fourth proportional to 379,475,077,647.55, 569,192,569,153.11 and 124,470,871,106.60 is: 186,699,730,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,475,077,647.55 : 569,192,569,153.11 = 124,470,871,106.60 : x
  2. Step 2: Convert to fraction form
    379,475,077,647.55/569,192,569,153.11 = 124,470,871,106.60/x
  3. Step 3: Cross multiply
    379,475,077,647.55x = 569,192,569,153.11 × 124,470,871,106.60
  4. Step 4: Simplify right side
    379,475,077,647.55x = 70,847,894,909,891,265,953,792
  5. Step 5: Solve for x
    x = 70,847,894,909,891,265,953,792/379,475,077,647.55
  6. Step 6: Final answer
    x = 186,699,730,978.63

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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.