Home / 177,148,039.40-265,722,059.10-99,663,941.60

Finding the Fourth Proportional to 177,148,039.40, 265,722,059.10 and 99,663,941.60

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Solution

The fourth proportional to 177,148,039.40, 265,722,059.10 and 99,663,941.60 is: 149,495,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,148,039.40 : 265,722,059.10 = 99,663,941.60 : x
  2. Step 2: Convert to fraction form
    177,148,039.40/265,722,059.10 = 99,663,941.60/x
  3. Step 3: Cross multiply
    177,148,039.40x = 265,722,059.10 × 99,663,941.60
  4. Step 4: Simplify right side
    177,148,039.40x = 26,482,907,779,974,148
  5. Step 5: Solve for x
    x = 26,482,907,779,974,148/177,148,039.40
  6. Step 6: Final answer
    x = 149,495,912.40

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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.