Home / 570,609,877.50-856,207,674.51-271,817,181.30

Finding the Fourth Proportional to 570,609,877.50, 856,207,674.51 and 271,817,181.30

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Solution

The fourth proportional to 570,609,877.50, 856,207,674.51 and 271,817,181.30 is: 407,865,278.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,609,877.50 : 856,207,674.51 = 271,817,181.30 : x
  2. Step 2: Convert to fraction form
    570,609,877.50/856,207,674.51 = 271,817,181.30/x
  3. Step 3: Cross multiply
    570,609,877.50x = 856,207,674.51 × 271,817,181.30
  4. Step 4: Simplify right side
    570,609,877.50x = 232,731,956,692,736,064
  5. Step 5: Solve for x
    x = 232,731,956,692,736,064/570,609,877.50
  6. Step 6: Final answer
    x = 407,865,278.66

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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.