Home / 149,323,631.10-206,056,088.38-83,241,206.30

Finding the Fourth Proportional to 149,323,631.10, 206,056,088.38 and 83,241,206.30

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Solution

The fourth proportional to 149,323,631.10, 206,056,088.38 and 83,241,206.30 is: 114,866,998.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,323,631.10 : 206,056,088.38 = 83,241,206.30 : x
  2. Step 2: Convert to fraction form
    149,323,631.10/206,056,088.38 = 83,241,206.30/x
  3. Step 3: Cross multiply
    149,323,631.10x = 206,056,088.38 × 83,241,206.30
  4. Step 4: Simplify right side
    149,323,631.10x = 17,152,357,362,210,612
  5. Step 5: Solve for x
    x = 17,152,357,362,210,612/149,323,631.10
  6. Step 6: Final answer
    x = 114,866,998.85

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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.