Home / 21,565,376,020.53-32,351,539,996.65-6,642,534,646.75

Finding the Fourth Proportional to 21,565,376,020.53, 32,351,539,996.65 and 6,642,534,646.75

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Solution

The fourth proportional to 21,565,376,020.53, 32,351,539,996.65 and 6,642,534,646.75 is: 9,964,872,631.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,565,376,020.53 : 32,351,539,996.65 = 6,642,534,646.75 : x
  2. Step 2: Convert to fraction form
    21,565,376,020.53/32,351,539,996.65 = 6,642,534,646.75/x
  3. Step 3: Cross multiply
    21,565,376,020.53x = 32,351,539,996.65 × 6,642,534,646.75
  4. Step 4: Simplify right side
    21,565,376,020.53x = 214,896,225,303,466,016,768
  5. Step 5: Solve for x
    x = 214,896,225,303,466,016,768/21,565,376,020.53
  6. Step 6: Final answer
    x = 9,964,872,631.90

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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.