Home / 12,065,980,397.72-16,650,791,831.70-6,985,558,548.32

Finding the Fourth Proportional to 12,065,980,397.72, 16,650,791,831.70 and 6,985,558,548.32

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Solution

The fourth proportional to 12,065,980,397.72, 16,650,791,831.70 and 6,985,558,548.32 is: 9,639,919,623.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065,980,397.72 : 16,650,791,831.70 = 6,985,558,548.32 : x
  2. Step 2: Convert to fraction form
    12,065,980,397.72/16,650,791,831.70 = 6,985,558,548.32/x
  3. Step 3: Cross multiply
    12,065,980,397.72x = 16,650,791,831.70 × 6,985,558,548.32
  4. Step 4: Simplify right side
    12,065,980,397.72x = 116,315,081,216,228,769,792
  5. Step 5: Solve for x
    x = 116,315,081,216,228,769,792/12,065,980,397.72
  6. Step 6: Final answer
    x = 9,639,919,623.79

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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.