Home / 210,123,200.16-289,966,989.36-116,041,327.98

Finding the Fourth Proportional to 210,123,200.16, 289,966,989.36 and 116,041,327.98

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Solution

The fourth proportional to 210,123,200.16, 289,966,989.36 and 116,041,327.98 is: 160,135,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,123,200.16 : 289,966,989.36 = 116,041,327.98 : x
  2. Step 2: Convert to fraction form
    210,123,200.16/289,966,989.36 = 116,041,327.98/x
  3. Step 3: Cross multiply
    210,123,200.16x = 289,966,989.36 × 116,041,327.98
  4. Step 4: Simplify right side
    210,123,200.16x = 33,648,154,515,696,932
  5. Step 5: Solve for x
    x = 33,648,154,515,696,932/210,123,200.16
  6. Step 6: Final answer
    x = 160,135,361.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.