Home / 240,779,999.39-332,278,099.90-130,771,712.39

Finding the Fourth Proportional to 240,779,999.39, 332,278,099.90 and 130,771,712.39

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Solution

The fourth proportional to 240,779,999.39, 332,278,099.90 and 130,771,712.39 is: 180,465,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,779,999.39 : 332,278,099.90 = 130,771,712.39 : x
  2. Step 2: Convert to fraction form
    240,779,999.39/332,278,099.90 = 130,771,712.39/x
  3. Step 3: Cross multiply
    240,779,999.39x = 332,278,099.90 × 130,771,712.39
  4. Step 4: Simplify right side
    240,779,999.39x = 43,452,576,111,630,168
  5. Step 5: Solve for x
    x = 43,452,576,111,630,168/240,779,999.39
  6. Step 6: Final answer
    x = 180,465,886.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.