Home / 142,011,932.60-213,017,898.90-116,481,769.40

Finding the Fourth Proportional to 142,011,932.60, 213,017,898.90 and 116,481,769.40

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Solution

The fourth proportional to 142,011,932.60, 213,017,898.90 and 116,481,769.40 is: 174,722,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,011,932.60 : 213,017,898.90 = 116,481,769.40 : x
  2. Step 2: Convert to fraction form
    142,011,932.60/213,017,898.90 = 116,481,769.40/x
  3. Step 3: Cross multiply
    142,011,932.60x = 213,017,898.90 × 116,481,769.40
  4. Step 4: Simplify right side
    142,011,932.60x = 24,812,701,777,742,316
  5. Step 5: Solve for x
    x = 24,812,701,777,742,316/142,011,932.60
  6. Step 6: Final answer
    x = 174,722,654.10

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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.