Home / 137,033,895,076.35-205,467,065,284.80-65,345,335,386.81

Finding the Fourth Proportional to 137,033,895,076.35, 205,467,065,284.80 and 65,345,335,386.81

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Solution

The fourth proportional to 137,033,895,076.35, 205,467,065,284.80 and 65,345,335,386.81 is: 97,978,053,418.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,033,895,076.35 : 205,467,065,284.80 = 65,345,335,386.81 : x
  2. Step 2: Convert to fraction form
    137,033,895,076.35/205,467,065,284.80 = 65,345,335,386.81/x
  3. Step 3: Cross multiply
    137,033,895,076.35x = 205,467,065,284.80 × 65,345,335,386.81
  4. Step 4: Simplify right side
    137,033,895,076.35x = 13,426,314,291,978,841,358,336
  5. Step 5: Solve for x
    x = 13,426,314,291,978,841,358,336/137,033,895,076.35
  6. Step 6: Final answer
    x = 97,978,053,418.81

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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.