Home / 34,168,394,831.34-47,152,380,827.22-20,435,185,968.36

Finding the Fourth Proportional to 34,168,394,831.34, 47,152,380,827.22 and 20,435,185,968.36

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Solution

The fourth proportional to 34,168,394,831.34, 47,152,380,827.22 and 20,435,185,968.36 is: 28,200,554,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168,394,831.34 : 47,152,380,827.22 = 20,435,185,968.36 : x
  2. Step 2: Convert to fraction form
    34,168,394,831.34/47,152,380,827.22 = 20,435,185,968.36/x
  3. Step 3: Cross multiply
    34,168,394,831.34x = 47,152,380,827.22 × 20,435,185,968.36
  4. Step 4: Simplify right side
    34,168,394,831.34x = 963,567,671,055,173,287,936
  5. Step 5: Solve for x
    x = 963,567,671,055,173,287,936/34,168,394,831.34
  6. Step 6: Final answer
    x = 28,200,554,220.11

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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.