Home / 113,956,928.38-157,260,082.87-61,746,171.74

Finding the Fourth Proportional to 113,956,928.38, 157,260,082.87 and 61,746,171.74

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Solution

The fourth proportional to 113,956,928.38, 157,260,082.87 and 61,746,171.74 is: 85,209,457.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,956,928.38 : 157,260,082.87 = 61,746,171.74 : x
  2. Step 2: Convert to fraction form
    113,956,928.38/157,260,082.87 = 61,746,171.74/x
  3. Step 3: Cross multiply
    113,956,928.38x = 157,260,082.87 × 61,746,171.74
  4. Step 4: Simplify right side
    113,956,928.38x = 9,710,208,084,737,652
  5. Step 5: Solve for x
    x = 9,710,208,084,737,652/113,956,928.38
  6. Step 6: Final answer
    x = 85,209,457.84

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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.