Home / 180,688,211.31-249,351,309.32-98,181,993.63

Finding the Fourth Proportional to 180,688,211.31, 249,351,309.32 and 98,181,993.63

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Solution

The fourth proportional to 180,688,211.31, 249,351,309.32 and 98,181,993.63 is: 135,492,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,688,211.31 : 249,351,309.32 = 98,181,993.63 : x
  2. Step 2: Convert to fraction form
    180,688,211.31/249,351,309.32 = 98,181,993.63/x
  3. Step 3: Cross multiply
    180,688,211.31x = 249,351,309.32 × 98,181,993.63
  4. Step 4: Simplify right side
    180,688,211.31x = 24,481,808,662,797,488
  5. Step 5: Solve for x
    x = 24,481,808,662,797,488/180,688,211.31
  6. Step 6: Final answer
    x = 135,492,008.50

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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.