Home / 162,158,077.56-243,237,116.10-40,989,529.56

Finding the Fourth Proportional to 162,158,077.56, 243,237,116.10 and 40,989,529.56

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Solution

The fourth proportional to 162,158,077.56, 243,237,116.10 and 40,989,529.56 is: 61,484,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,158,077.56 : 243,237,116.10 = 40,989,529.56 : x
  2. Step 2: Convert to fraction form
    162,158,077.56/243,237,116.10 = 40,989,529.56/x
  3. Step 3: Cross multiply
    162,158,077.56x = 243,237,116.10 × 40,989,529.56
  4. Step 4: Simplify right side
    162,158,077.56x = 9,970,174,960,470,102
  5. Step 5: Solve for x
    x = 9,970,174,960,470,102/162,158,077.56
  6. Step 6: Final answer
    x = 61,484,294.28

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1.5x scale

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.