Home / 252,775,776-379,148,530.65-105,186,060.50

Finding the Fourth Proportional to 252,775,776, 379,148,530.65 and 105,186,060.50

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Solution

The fourth proportional to 252,775,776, 379,148,530.65 and 105,186,060.50 is: 157,772,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,775,776 : 379,148,530.65 = 105,186,060.50 : x
  2. Step 2: Convert to fraction form
    252,775,776/379,148,530.65 = 105,186,060.50/x
  3. Step 3: Cross multiply
    252,775,776x = 379,148,530.65 × 105,186,060.50
  4. Step 4: Simplify right side
    252,775,776x = 39,881,140,283,437,000
  5. Step 5: Solve for x
    x = 39,881,140,283,437,000/252,775,776
  6. Step 6: Final answer
    x = 157,772,793.40

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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.