Home / 210,329,927.60-315,494,891.40-119,630,663.60

Finding the Fourth Proportional to 210,329,927.60, 315,494,891.40 and 119,630,663.60

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Solution

The fourth proportional to 210,329,927.60, 315,494,891.40 and 119,630,663.60 is: 179,445,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,329,927.60 : 315,494,891.40 = 119,630,663.60 : x
  2. Step 2: Convert to fraction form
    210,329,927.60/315,494,891.40 = 119,630,663.60/x
  3. Step 3: Cross multiply
    210,329,927.60x = 315,494,891.40 × 119,630,663.60
  4. Step 4: Simplify right side
    210,329,927.60x = 37,742,863,220,591,928
  5. Step 5: Solve for x
    x = 37,742,863,220,591,928/210,329,927.60
  6. Step 6: Final answer
    x = 179,445,995.40

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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.