Home / 74,370,777.78-111,213,705.87-70,742,807.22

Finding the Fourth Proportional to 74,370,777.78, 111,213,705.87 and 70,742,807.22

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Solution

The fourth proportional to 74,370,777.78, 111,213,705.87 and 70,742,807.22 is: 105,788,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,370,777.78 : 111,213,705.87 = 70,742,807.22 : x
  2. Step 2: Convert to fraction form
    74,370,777.78/111,213,705.87 = 70,742,807.22/x
  3. Step 3: Cross multiply
    74,370,777.78x = 111,213,705.87 × 70,742,807.22
  4. Step 4: Simplify right side
    74,370,777.78x = 7,867,569,754,583,193
  5. Step 5: Solve for x
    x = 7,867,569,754,583,193/74,370,777.78
  6. Step 6: Final answer
    x = 105,788,456.02

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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.