Home / 2,319,527,012.81-3,200,947,798.79-1,276,485,476.81

Finding the Fourth Proportional to 2,319,527,012.81, 3,200,947,798.79 and 1,276,485,476.81

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Solution

The fourth proportional to 2,319,527,012.81, 3,200,947,798.79 and 1,276,485,476.81 is: 1,761,550,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,527,012.81 : 3,200,947,798.79 = 1,276,485,476.81 : x
  2. Step 2: Convert to fraction form
    2,319,527,012.81/3,200,947,798.79 = 1,276,485,476.81/x
  3. Step 3: Cross multiply
    2,319,527,012.81x = 3,200,947,798.79 × 1,276,485,476.81
  4. Step 4: Simplify right side
    2,319,527,012.81x = 4,085,963,377,169,559,552
  5. Step 5: Solve for x
    x = 4,085,963,377,169,559,552/2,319,527,012.81
  6. Step 6: Final answer
    x = 1,761,550,244.78

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Double scale
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1.5x scale

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.