Home / 615,956,828.63-924,051,080.84-247,520,990.30

Finding the Fourth Proportional to 615,956,828.63, 924,051,080.84 and 247,520,990.30

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Solution

The fourth proportional to 615,956,828.63, 924,051,080.84 and 247,520,990.30 is: 371,328,034.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,956,828.63 : 924,051,080.84 = 247,520,990.30 : x
  2. Step 2: Convert to fraction form
    615,956,828.63/924,051,080.84 = 247,520,990.30/x
  3. Step 3: Cross multiply
    615,956,828.63x = 924,051,080.84 × 247,520,990.30
  4. Step 4: Simplify right side
    615,956,828.63x = 228,722,038,611,444,288
  5. Step 5: Solve for x
    x = 228,722,038,611,444,288/615,956,828.63
  6. Step 6: Final answer
    x = 371,328,034.66

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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.