Home / 159,710,559.30-220,401,236.16-86,371,701.30

Finding the Fourth Proportional to 159,710,559.30, 220,401,236.16 and 86,371,701.30

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Solution

The fourth proportional to 159,710,559.30, 220,401,236.16 and 86,371,701.30 is: 119,193,307.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,710,559.30 : 220,401,236.16 = 86,371,701.30 : x
  2. Step 2: Convert to fraction form
    159,710,559.30/220,401,236.16 = 86,371,701.30/x
  3. Step 3: Cross multiply
    159,710,559.30x = 220,401,236.16 × 86,371,701.30
  4. Step 4: Simplify right side
    159,710,559.30x = 19,036,429,735,762,280
  5. Step 5: Solve for x
    x = 19,036,429,735,762,280/159,710,559.30
  6. Step 6: Final answer
    x = 119,193,307.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.