Home / 11,874,409,739.71-16,387,005,444.59-6,986,319,444.64

Finding the Fourth Proportional to 11,874,409,739.71, 16,387,005,444.59 and 6,986,319,444.64

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Solution

The fourth proportional to 11,874,409,739.71, 16,387,005,444.59 and 6,986,319,444.64 is: 9,641,309,108.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874,409,739.71 : 16,387,005,444.59 = 6,986,319,444.64 : x
  2. Step 2: Convert to fraction form
    11,874,409,739.71/16,387,005,444.59 = 6,986,319,444.64/x
  3. Step 3: Cross multiply
    11,874,409,739.71x = 16,387,005,444.59 × 6,986,319,444.64
  4. Step 4: Simplify right side
    11,874,409,739.71x = 114,484,854,776,999,657,472
  5. Step 5: Solve for x
    x = 114,484,854,776,999,657,472/11,874,409,739.71
  6. Step 6: Final answer
    x = 9,641,309,108.12

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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.