Home / 52,178,823.20-78,268,234.80-32,779,258.40

Finding the Fourth Proportional to 52,178,823.20, 78,268,234.80 and 32,779,258.40

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Solution

The fourth proportional to 52,178,823.20, 78,268,234.80 and 32,779,258.40 is: 49,168,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,178,823.20 : 78,268,234.80 = 32,779,258.40 : x
  2. Step 2: Convert to fraction form
    52,178,823.20/78,268,234.80 = 32,779,258.40/x
  3. Step 3: Cross multiply
    52,178,823.20x = 78,268,234.80 × 32,779,258.40
  4. Step 4: Simplify right side
    52,178,823.20x = 2,565,574,693,021,072
  5. Step 5: Solve for x
    x = 2,565,574,693,021,072/52,178,823.20
  6. Step 6: Final answer
    x = 49,168,887.60

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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.