Home / 1,345,417,958,192.80-1,856,688,358,970.90-767,383,743,483.08

Finding the Fourth Proportional to 1,345,417,958,192.80, 1,856,688,358,970.90 and 767,383,743,483.08

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Solution

The fourth proportional to 1,345,417,958,192.80, 1,856,688,358,970.90 and 767,383,743,483.08 is: 1,058,996,168,969.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,417,958,192.80 : 1,856,688,358,970.90 = 767,383,743,483.08 : x
  2. Step 2: Convert to fraction form
    1,345,417,958,192.80/1,856,688,358,970.90 = 767,383,743,483.08/x
  3. Step 3: Cross multiply
    1,345,417,958,192.80x = 1,856,688,358,970.90 × 767,383,743,483.08
  4. Step 4: Simplify right side
    1,345,417,958,192.80x = 1,424,792,463,388,545,652,883,456
  5. Step 5: Solve for x
    x = 1,424,792,463,388,545,652,883,456/1,345,417,958,192.80
  6. Step 6: Final answer
    x = 1,058,996,168,969.21

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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.