Home / 139,756,498.20-209,634,747.30-37,530,869.40

Finding the Fourth Proportional to 139,756,498.20, 209,634,747.30 and 37,530,869.40

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Solution

The fourth proportional to 139,756,498.20, 209,634,747.30 and 37,530,869.40 is: 56,296,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,756,498.20 : 209,634,747.30 = 37,530,869.40 : x
  2. Step 2: Convert to fraction form
    139,756,498.20/209,634,747.30 = 37,530,869.40/x
  3. Step 3: Cross multiply
    139,756,498.20x = 209,634,747.30 × 37,530,869.40
  4. Step 4: Simplify right side
    139,756,498.20x = 7,867,774,322,618,303
  5. Step 5: Solve for x
    x = 7,867,774,322,618,303/139,756,498.20
  6. Step 6: Final answer
    x = 56,296,304.10

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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.