Home / 113,577,281.06-156,732,933.89-71,783,776.67

Finding the Fourth Proportional to 113,577,281.06, 156,732,933.89 and 71,783,776.67

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Solution

The fourth proportional to 113,577,281.06, 156,732,933.89 and 71,783,776.67 is: 99,059,264.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,577,281.06 : 156,732,933.89 = 71,783,776.67 : x
  2. Step 2: Convert to fraction form
    113,577,281.06/156,732,933.89 = 71,783,776.67/x
  3. Step 3: Cross multiply
    113,577,281.06x = 156,732,933.89 × 71,783,776.67
  4. Step 4: Simplify right side
    113,577,281.06x = 11,250,881,922,589,432
  5. Step 5: Solve for x
    x = 11,250,881,922,589,432/113,577,281.06
  6. Step 6: Final answer
    x = 99,059,264.48

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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.