Home / 92,834,011.60-139,251,017.40-28,129,409.10

Finding the Fourth Proportional to 92,834,011.60, 139,251,017.40 and 28,129,409.10

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Solution

The fourth proportional to 92,834,011.60, 139,251,017.40 and 28,129,409.10 is: 42,194,113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,834,011.60 : 139,251,017.40 = 28,129,409.10 : x
  2. Step 2: Convert to fraction form
    92,834,011.60/139,251,017.40 = 28,129,409.10/x
  3. Step 3: Cross multiply
    92,834,011.60x = 139,251,017.40 × 28,129,409.10
  4. Step 4: Simplify right side
    92,834,011.60x = 3,917,048,836,035,818.50
  5. Step 5: Solve for x
    x = 3,917,048,836,035,818.50/92,834,011.60
  6. Step 6: Final answer
    x = 42,194,113.65

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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.