Home / 53,919,400.60-80,879,100.90-35,779,547.80

Finding the Fourth Proportional to 53,919,400.60, 80,879,100.90 and 35,779,547.80

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Solution

The fourth proportional to 53,919,400.60, 80,879,100.90 and 35,779,547.80 is: 53,669,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919,400.60 : 80,879,100.90 = 35,779,547.80 : x
  2. Step 2: Convert to fraction form
    53,919,400.60/80,879,100.90 = 35,779,547.80/x
  3. Step 3: Cross multiply
    53,919,400.60x = 80,879,100.90 × 35,779,547.80
  4. Step 4: Simplify right side
    53,919,400.60x = 2,893,817,656,672,573
  5. Step 5: Solve for x
    x = 2,893,817,656,672,573/53,919,400.60
  6. Step 6: Final answer
    x = 53,669,321.70

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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.