Home / 20,685,731,736.64-31,032,955,394.16-6,710,262,393.28

Finding the Fourth Proportional to 20,685,731,736.64, 31,032,955,394.16 and 6,710,262,393.28

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Solution

The fourth proportional to 20,685,731,736.64, 31,032,955,394.16 and 6,710,262,393.28 is: 10,066,807,216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,685,731,736.64 : 31,032,955,394.16 = 6,710,262,393.28 : x
  2. Step 2: Convert to fraction form
    20,685,731,736.64/31,032,955,394.16 = 6,710,262,393.28/x
  3. Step 3: Cross multiply
    20,685,731,736.64x = 31,032,955,394.16 × 6,710,262,393.28
  4. Step 4: Simplify right side
    20,685,731,736.64x = 208,239,273,533,767,548,928
  5. Step 5: Solve for x
    x = 208,239,273,533,767,548,928/20,685,731,736.64
  6. Step 6: Final answer
    x = 10,066,807,216.92

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1.5x scale

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.