Home / 113,886,549.68-157,162,656-61,674,390.56

Finding the Fourth Proportional to 113,886,549.68, 157,162,656 and 61,674,390.56

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Solution

The fourth proportional to 113,886,549.68, 157,162,656 and 61,674,390.56 is: 85,110,235.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,886,549.68 : 157,162,656 = 61,674,390.56 : x
  2. Step 2: Convert to fraction form
    113,886,549.68/157,162,656 = 61,674,390.56/x
  3. Step 3: Cross multiply
    113,886,549.68x = 157,162,656 × 61,674,390.56
  4. Step 4: Simplify right side
    113,886,549.68x = 9,692,911,027,590,928
  5. Step 5: Solve for x
    x = 9,692,911,027,590,928/113,886,549.68
  6. Step 6: Final answer
    x = 85,110,235.18

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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.