Home / 351,047,287.60-526,570,931.40-178,860,403.60

Finding the Fourth Proportional to 351,047,287.60, 526,570,931.40 and 178,860,403.60

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Solution

The fourth proportional to 351,047,287.60, 526,570,931.40 and 178,860,403.60 is: 268,290,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,047,287.60 : 526,570,931.40 = 178,860,403.60 : x
  2. Step 2: Convert to fraction form
    351,047,287.60/526,570,931.40 = 178,860,403.60/x
  3. Step 3: Cross multiply
    351,047,287.60x = 526,570,931.40 × 178,860,403.60
  4. Step 4: Simplify right side
    351,047,287.60x = 94,182,689,314,231,904
  5. Step 5: Solve for x
    x = 94,182,689,314,231,904/351,047,287.60
  6. Step 6: Final answer
    x = 268,290,605.40

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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.