Home / 150,075,403,564.63-207,098,248,290.48-81,485,246,802.66

Finding the Fourth Proportional to 150,075,403,564.63, 207,098,248,290.48 and 81,485,246,802.66

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Solution

The fourth proportional to 150,075,403,564.63, 207,098,248,290.48 and 81,485,246,802.66 is: 112,446,486,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,075,403,564.63 : 207,098,248,290.48 = 81,485,246,802.66 : x
  2. Step 2: Convert to fraction form
    150,075,403,564.63/207,098,248,290.48 = 81,485,246,802.66/x
  3. Step 3: Cross multiply
    150,075,403,564.63x = 207,098,248,290.48 × 81,485,246,802.66
  4. Step 4: Simplify right side
    150,075,403,564.63x = 16,875,451,874,348,323,831,808
  5. Step 5: Solve for x
    x = 16,875,451,874,348,323,831,808/150,075,403,564.63
  6. Step 6: Final answer
    x = 112,446,486,722.80

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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.