Home / 180,577,109.60-249,211,779.74-102,274,592.66

Finding the Fourth Proportional to 180,577,109.60, 249,211,779.74 and 102,274,592.66

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Solution

The fourth proportional to 180,577,109.60, 249,211,779.74 and 102,274,592.66 is: 141,147,642.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,577,109.60 : 249,211,779.74 = 102,274,592.66 : x
  2. Step 2: Convert to fraction form
    180,577,109.60/249,211,779.74 = 102,274,592.66/x
  3. Step 3: Cross multiply
    180,577,109.60x = 249,211,779.74 × 102,274,592.66
  4. Step 4: Simplify right side
    180,577,109.60x = 25,488,033,257,224,712
  5. Step 5: Solve for x
    x = 25,488,033,257,224,712/180,577,109.60
  6. Step 6: Final answer
    x = 141,147,642.21

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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.