Home / 92,834,007.60-139,251,011.40-28,129,405.10

Finding the Fourth Proportional to 92,834,007.60, 139,251,011.40 and 28,129,405.10

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Solution

The fourth proportional to 92,834,007.60, 139,251,011.40 and 28,129,405.10 is: 42,194,107.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,834,007.60 : 139,251,011.40 = 28,129,405.10 : x
  2. Step 2: Convert to fraction form
    92,834,007.60/139,251,011.40 = 28,129,405.10/x
  3. Step 3: Cross multiply
    92,834,007.60x = 139,251,011.40 × 28,129,405.10
  4. Step 4: Simplify right side
    92,834,007.60x = 3,917,048,109,559,063
  5. Step 5: Solve for x
    x = 3,917,048,109,559,063/92,834,007.60
  6. Step 6: Final answer
    x = 42,194,107.64

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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.