Home / 783,297,626,829.84-1,175,186,228,406.80-401,112,303,663.60

Finding the Fourth Proportional to 783,297,626,829.84, 1,175,186,228,406.80 and 401,112,303,663.60

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Solution

The fourth proportional to 783,297,626,829.84, 1,175,186,228,406.80 and 401,112,303,663.60 is: 601,791,246,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,297,626,829.84 : 1,175,186,228,406.80 = 401,112,303,663.60 : x
  2. Step 2: Convert to fraction form
    783,297,626,829.84/1,175,186,228,406.80 = 401,112,303,663.60/x
  3. Step 3: Cross multiply
    783,297,626,829.84x = 1,175,186,228,406.80 × 401,112,303,663.60
  4. Step 4: Simplify right side
    783,297,626,829.84x = 471,381,655,309,989,128,962,048
  5. Step 5: Solve for x
    x = 471,381,655,309,989,128,962,048/783,297,626,829.84
  6. Step 6: Final answer
    x = 601,791,246,601.58

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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.