Home / 1,397,251,741.80-2,096,064,236.70-476,896,823.40

Finding the Fourth Proportional to 1,397,251,741.80, 2,096,064,236.70 and 476,896,823.40

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Solution

The fourth proportional to 1,397,251,741.80, 2,096,064,236.70 and 476,896,823.40 is: 715,408,931.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,251,741.80 : 2,096,064,236.70 = 476,896,823.40 : x
  2. Step 2: Convert to fraction form
    1,397,251,741.80/2,096,064,236.70 = 476,896,823.40/x
  3. Step 3: Cross multiply
    1,397,251,741.80x = 2,096,064,236.70 × 476,896,823.40
  4. Step 4: Simplify right side
    1,397,251,741.80x = 999,606,376,124,575,616
  5. Step 5: Solve for x
    x = 999,606,376,124,575,616/1,397,251,741.80
  6. Step 6: Final answer
    x = 715,408,931.85

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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.