Home / 373,248,519.60-559,872,779.40-130,879,930.80

Finding the Fourth Proportional to 373,248,519.60, 559,872,779.40 and 130,879,930.80

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Solution

The fourth proportional to 373,248,519.60, 559,872,779.40 and 130,879,930.80 is: 196,319,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,248,519.60 : 559,872,779.40 = 130,879,930.80 : x
  2. Step 2: Convert to fraction form
    373,248,519.60/559,872,779.40 = 130,879,930.80/x
  3. Step 3: Cross multiply
    373,248,519.60x = 559,872,779.40 × 130,879,930.80
  4. Step 4: Simplify right side
    373,248,519.60x = 73,276,110,624,675,664
  5. Step 5: Solve for x
    x = 73,276,110,624,675,664/373,248,519.60
  6. Step 6: Final answer
    x = 196,319,896.20

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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.