Home / 13,576,232,965.70-18,736,832,486.58-8,223,636,273.86

Finding the Fourth Proportional to 13,576,232,965.70, 18,736,832,486.58 and 8,223,636,273.86

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Solution

The fourth proportional to 13,576,232,965.70, 18,736,832,486.58 and 8,223,636,273.86 is: 11,349,606,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,232,965.70 : 18,736,832,486.58 = 8,223,636,273.86 : x
  2. Step 2: Convert to fraction form
    13,576,232,965.70/18,736,832,486.58 = 8,223,636,273.86/x
  3. Step 3: Cross multiply
    13,576,232,965.70x = 18,736,832,486.58 × 8,223,636,273.86
  4. Step 4: Simplify right side
    13,576,232,965.70x = 154,084,895,293,877,747,712
  5. Step 5: Solve for x
    x = 154,084,895,293,877,747,712/13,576,232,965.70
  6. Step 6: Final answer
    x = 11,349,606,012.45

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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.