Home / 159,710,607.60-220,401,302.76-86,371,749.60

Finding the Fourth Proportional to 159,710,607.60, 220,401,302.76 and 86,371,749.60

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Solution

The fourth proportional to 159,710,607.60, 220,401,302.76 and 86,371,749.60 is: 119,193,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,710,607.60 : 220,401,302.76 = 86,371,749.60 : x
  2. Step 2: Convert to fraction form
    159,710,607.60/220,401,302.76 = 86,371,749.60/x
  3. Step 3: Cross multiply
    159,710,607.60x = 220,401,302.76 × 86,371,749.60
  4. Step 4: Simplify right side
    159,710,607.60x = 19,036,446,133,500,508
  5. Step 5: Solve for x
    x = 19,036,446,133,500,508/159,710,607.60
  6. Step 6: Final answer
    x = 119,193,373.69

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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.