Home / 153,984,007.80-230,976,011.70-46,278,631.80

Finding the Fourth Proportional to 153,984,007.80, 230,976,011.70 and 46,278,631.80

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Solution

The fourth proportional to 153,984,007.80, 230,976,011.70 and 46,278,631.80 is: 69,417,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,984,007.80 : 230,976,011.70 = 46,278,631.80 : x
  2. Step 2: Convert to fraction form
    153,984,007.80/230,976,011.70 = 46,278,631.80/x
  3. Step 3: Cross multiply
    153,984,007.80x = 230,976,011.70 × 46,278,631.80
  4. Step 4: Simplify right side
    153,984,007.80x = 10,689,253,800,096,790
  5. Step 5: Solve for x
    x = 10,689,253,800,096,790/153,984,007.80
  6. Step 6: Final answer
    x = 69,417,947.70

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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.