Home / 161,753,709.80-242,630,564.70-46,742,004.20

Finding the Fourth Proportional to 161,753,709.80, 242,630,564.70 and 46,742,004.20

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Solution

The fourth proportional to 161,753,709.80, 242,630,564.70 and 46,742,004.20 is: 70,113,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,753,709.80 : 242,630,564.70 = 46,742,004.20 : x
  2. Step 2: Convert to fraction form
    161,753,709.80/242,630,564.70 = 46,742,004.20/x
  3. Step 3: Cross multiply
    161,753,709.80x = 242,630,564.70 × 46,742,004.20
  4. Step 4: Simplify right side
    161,753,709.80x = 11,341,038,874,255,772
  5. Step 5: Solve for x
    x = 11,341,038,874,255,772/161,753,709.80
  6. Step 6: Final answer
    x = 70,113,006.30

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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.