Home / 73,774,455,384.92-110,668,436,424.06-20,715,130,962.60

Finding the Fourth Proportional to 73,774,455,384.92, 110,668,436,424.06 and 20,715,130,962.60

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Solution

The fourth proportional to 73,774,455,384.92, 110,668,436,424.06 and 20,715,130,962.60 is: 31,074,592,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,774,455,384.92 : 110,668,436,424.06 = 20,715,130,962.60 : x
  2. Step 2: Convert to fraction form
    73,774,455,384.92/110,668,436,424.06 = 20,715,130,962.60/x
  3. Step 3: Cross multiply
    73,774,455,384.92x = 110,668,436,424.06 × 20,715,130,962.60
  4. Step 4: Simplify right side
    73,774,455,384.92x = 2,292,511,153,950,574,772,224
  5. Step 5: Solve for x
    x = 2,292,511,153,950,574,772,224/73,774,455,384.92
  6. Step 6: Final answer
    x = 31,074,592,716.26

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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.