Home / 83,826,006.60-125,739,009.90-40,779,285.60

Finding the Fourth Proportional to 83,826,006.60, 125,739,009.90 and 40,779,285.60

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Solution

The fourth proportional to 83,826,006.60, 125,739,009.90 and 40,779,285.60 is: 61,168,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,826,006.60 : 125,739,009.90 = 40,779,285.60 : x
  2. Step 2: Convert to fraction form
    83,826,006.60/125,739,009.90 = 40,779,285.60/x
  3. Step 3: Cross multiply
    83,826,006.60x = 125,739,009.90 × 40,779,285.60
  4. Step 4: Simplify right side
    83,826,006.60x = 5,127,546,995,773,328
  5. Step 5: Solve for x
    x = 5,127,546,995,773,328/83,826,006.60
  6. Step 6: Final answer
    x = 61,168,928.40

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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.