Home / 156,842,508.06-235,213,848.68-51,778,288.67

Finding the Fourth Proportional to 156,842,508.06, 235,213,848.68 and 51,778,288.67

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Solution

The fourth proportional to 156,842,508.06, 235,213,848.68 and 51,778,288.67 is: 77,650,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,842,508.06 : 235,213,848.68 = 51,778,288.67 : x
  2. Step 2: Convert to fraction form
    156,842,508.06/235,213,848.68 = 51,778,288.67/x
  3. Step 3: Cross multiply
    156,842,508.06x = 235,213,848.68 × 51,778,288.67
  4. Step 4: Simplify right side
    156,842,508.06x = 12,178,970,554,699,778
  5. Step 5: Solve for x
    x = 12,178,970,554,699,778/156,842,508.06
  6. Step 6: Final answer
    x = 77,650,955.12

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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.