Home / 159,831,214.03-220,567,075.73-86,492,356.03

Finding the Fourth Proportional to 159,831,214.03, 220,567,075.73 and 86,492,356.03

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Solution

The fourth proportional to 159,831,214.03, 220,567,075.73 and 86,492,356.03 is: 119,359,451.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,831,214.03 : 220,567,075.73 = 86,492,356.03 : x
  2. Step 2: Convert to fraction form
    159,831,214.03/220,567,075.73 = 86,492,356.03/x
  3. Step 3: Cross multiply
    159,831,214.03x = 220,567,075.73 × 86,492,356.03
  4. Step 4: Simplify right side
    159,831,214.03x = 19,077,366,042,535,132
  5. Step 5: Solve for x
    x = 19,077,366,042,535,132/159,831,214.03
  6. Step 6: Final answer
    x = 119,359,451.52

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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.