Home / 38,916,012,313.59-58,358,926,947.64-13,385,306,179.56

Finding the Fourth Proportional to 38,916,012,313.59, 58,358,926,947.64 and 13,385,306,179.56

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Solution

The fourth proportional to 38,916,012,313.59, 58,358,926,947.64 and 13,385,306,179.56 is: 20,072,768,484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916,012,313.59 : 58,358,926,947.64 = 13,385,306,179.56 : x
  2. Step 2: Convert to fraction form
    38,916,012,313.59/58,358,926,947.64 = 13,385,306,179.56/x
  3. Step 3: Cross multiply
    38,916,012,313.59x = 58,358,926,947.64 × 13,385,306,179.56
  4. Step 4: Simplify right side
    38,916,012,313.59x = 781,152,105,504,736,280,576
  5. Step 5: Solve for x
    x = 781,152,105,504,736,280,576/38,916,012,313.59
  6. Step 6: Final answer
    x = 20,072,768,484.35

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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.