Home / 113,886,405.65-157,162,457.33-61,674,246.50

Finding the Fourth Proportional to 113,886,405.65, 157,162,457.33 and 61,674,246.50

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Solution

The fourth proportional to 113,886,405.65, 157,162,457.33 and 61,674,246.50 is: 85,110,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,886,405.65 : 157,162,457.33 = 61,674,246.50 : x
  2. Step 2: Convert to fraction form
    113,886,405.65/157,162,457.33 = 61,674,246.50/x
  3. Step 3: Cross multiply
    113,886,405.65x = 157,162,457.33 × 61,674,246.50
  4. Step 4: Simplify right side
    113,886,405.65x = 9,692,876,132,821,968
  5. Step 5: Solve for x
    x = 9,692,876,132,821,968/113,886,405.65
  6. Step 6: Final answer
    x = 85,110,036.43

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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.