Home / 8,129,356,926,208.40-12,190,457,077,387-4,308,216,053,299.40

Finding the Fourth Proportional to 8,129,356,926,208.40, 12,190,457,077,387 and 4,308,216,053,299.40

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Solution

The fourth proportional to 8,129,356,926,208.40, 12,190,457,077,387 and 4,308,216,053,299.40 is: 6,460,427,725,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,356,926,208.40 : 12,190,457,077,387 = 4,308,216,053,299.40 : x
  2. Step 2: Convert to fraction form
    8,129,356,926,208.40/12,190,457,077,387 = 4,308,216,053,299.40/x
  3. Step 3: Cross multiply
    8,129,356,926,208.40x = 12,190,457,077,387 × 4,308,216,053,299.40
  4. Step 4: Simplify right side
    8,129,356,926,208.40x = 52,519,122,877,855,955,641,434,112
  5. Step 5: Solve for x
    x = 52,519,122,877,855,955,641,434,112/8,129,356,926,208.40
  6. Step 6: Final answer
    x = 6,460,427,725,659.15

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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.