Home / 177,323,271.60-265,984,907.40-145,436,811.60

Finding the Fourth Proportional to 177,323,271.60, 265,984,907.40 and 145,436,811.60

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Solution

The fourth proportional to 177,323,271.60, 265,984,907.40 and 145,436,811.60 is: 218,155,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,323,271.60 : 265,984,907.40 = 145,436,811.60 : x
  2. Step 2: Convert to fraction form
    177,323,271.60/265,984,907.40 = 145,436,811.60/x
  3. Step 3: Cross multiply
    177,323,271.60x = 265,984,907.40 × 145,436,811.60
  4. Step 4: Simplify right side
    177,323,271.60x = 38,683,996,865,977,248
  5. Step 5: Solve for x
    x = 38,683,996,865,977,248/177,323,271.60
  6. Step 6: Final answer
    x = 218,155,217.40

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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.