Home / 210,329,927.10-315,494,890.65-119,630,663.10

Finding the Fourth Proportional to 210,329,927.10, 315,494,890.65 and 119,630,663.10

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Solution

The fourth proportional to 210,329,927.10, 315,494,890.65 and 119,630,663.10 is: 179,445,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,329,927.10 : 315,494,890.65 = 119,630,663.10 : x
  2. Step 2: Convert to fraction form
    210,329,927.10/315,494,890.65 = 119,630,663.10/x
  3. Step 3: Cross multiply
    210,329,927.10x = 315,494,890.65 × 119,630,663.10
  4. Step 4: Simplify right side
    210,329,927.10x = 37,742,862,973,121,488
  5. Step 5: Solve for x
    x = 37,742,862,973,121,488/210,329,927.10
  6. Step 6: Final answer
    x = 179,445,994.65

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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.