Home / 20,896,348,811.35-31,358,008,237.16-7,630,496,393.17

Finding the Fourth Proportional to 20,896,348,811.35, 31,358,008,237.16 and 7,630,496,393.17

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Solution

The fourth proportional to 20,896,348,811.35, 31,358,008,237.16 and 7,630,496,393.17 is: 11,450,668,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,896,348,811.35 : 31,358,008,237.16 = 7,630,496,393.17 : x
  2. Step 2: Convert to fraction form
    20,896,348,811.35/31,358,008,237.16 = 7,630,496,393.17/x
  3. Step 3: Cross multiply
    20,896,348,811.35x = 31,358,008,237.16 × 7,630,496,393.17
  4. Step 4: Simplify right side
    20,896,348,811.35x = 239,277,168,750,810,300,416
  5. Step 5: Solve for x
    x = 239,277,168,750,810,300,416/20,896,348,811.35
  6. Step 6: Final answer
    x = 11,450,668,770.46

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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.