Home / 249,291,779.76-373,919,954.85-76,750,601.76

Finding the Fourth Proportional to 249,291,779.76, 373,919,954.85 and 76,750,601.76

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Solution

The fourth proportional to 249,291,779.76, 373,919,954.85 and 76,750,601.76 is: 115,120,448.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,291,779.76 : 373,919,954.85 = 76,750,601.76 : x
  2. Step 2: Convert to fraction form
    249,291,779.76/373,919,954.85 = 76,750,601.76/x
  3. Step 3: Cross multiply
    249,291,779.76x = 373,919,954.85 × 76,750,601.76
  4. Step 4: Simplify right side
    249,291,779.76x = 28,698,581,544,809,536
  5. Step 5: Solve for x
    x = 28,698,581,544,809,536/249,291,779.76
  6. Step 6: Final answer
    x = 115,120,448.71

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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.