Home / 31,850,519,716.80-47,775,779,575.20-9,767,376,446.40

Finding the Fourth Proportional to 31,850,519,716.80, 47,775,779,575.20 and 9,767,376,446.40

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Solution

The fourth proportional to 31,850,519,716.80, 47,775,779,575.20 and 9,767,376,446.40 is: 14,651,064,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,850,519,716.80 : 47,775,779,575.20 = 9,767,376,446.40 : x
  2. Step 2: Convert to fraction form
    31,850,519,716.80/47,775,779,575.20 = 9,767,376,446.40/x
  3. Step 3: Cross multiply
    31,850,519,716.80x = 47,775,779,575.20 × 9,767,376,446.40
  4. Step 4: Simplify right side
    31,850,519,716.80x = 466,644,024,131,206,643,712
  5. Step 5: Solve for x
    x = 466,644,024,131,206,643,712/31,850,519,716.80
  6. Step 6: Final answer
    x = 14,651,064,669.60

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1.5x scale

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.