Home / 503,895,965.40-755,730,515.70-180,779,837.40

Finding the Fourth Proportional to 503,895,965.40, 755,730,515.70 and 180,779,837.40

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Solution

The fourth proportional to 503,895,965.40, 755,730,515.70 and 180,779,837.40 is: 271,129,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,895,965.40 : 755,730,515.70 = 180,779,837.40 : x
  2. Step 2: Convert to fraction form
    503,895,965.40/755,730,515.70 = 180,779,837.40/x
  3. Step 3: Cross multiply
    503,895,965.40x = 755,730,515.70 × 180,779,837.40
  4. Step 4: Simplify right side
    503,895,965.40x = 136,620,839,746,464,160
  5. Step 5: Solve for x
    x = 136,620,839,746,464,160/503,895,965.40
  6. Step 6: Final answer
    x = 271,129,060.61

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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.