Home / 1,345,417,958,424.40-1,856,688,359,290.40-767,383,743,714.52

Finding the Fourth Proportional to 1,345,417,958,424.40, 1,856,688,359,290.40 and 767,383,743,714.52

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Solution

The fourth proportional to 1,345,417,958,424.40, 1,856,688,359,290.40 and 767,383,743,714.52 is: 1,058,996,169,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,417,958,424.40 : 1,856,688,359,290.40 = 767,383,743,714.52 : x
  2. Step 2: Convert to fraction form
    1,345,417,958,424.40/1,856,688,359,290.40 = 767,383,743,714.52/x
  3. Step 3: Cross multiply
    1,345,417,958,424.40x = 1,856,688,359,290.40 × 767,383,743,714.52
  4. Step 4: Simplify right side
    1,345,417,958,424.40x = 1,424,792,464,063,436,949,553,152
  5. Step 5: Solve for x
    x = 1,424,792,464,063,436,949,553,152/1,345,417,958,424.40
  6. Step 6: Final answer
    x = 1,058,996,169,288.53

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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.