Home / 21,565,378,852.95-32,351,544,250.94-6,642,537,486.69

Finding the Fourth Proportional to 21,565,378,852.95, 32,351,544,250.94 and 6,642,537,486.69

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Solution

The fourth proportional to 21,565,378,852.95, 32,351,544,250.94 and 6,642,537,486.69 is: 9,964,876,893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,565,378,852.95 : 32,351,544,250.94 = 6,642,537,486.69 : x
  2. Step 2: Convert to fraction form
    21,565,378,852.95/32,351,544,250.94 = 6,642,537,486.69/x
  3. Step 3: Cross multiply
    21,565,378,852.95x = 32,351,544,250.94 × 6,642,537,486.69
  4. Step 4: Simplify right side
    21,565,378,852.95x = 214,896,345,439,146,082,304
  5. Step 5: Solve for x
    x = 214,896,345,439,146,082,304/21,565,378,852.95
  6. Step 6: Final answer
    x = 9,964,876,893.86

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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.