Home / 180,643,387.23-249,289,621.52-98,137,762.47

Finding the Fourth Proportional to 180,643,387.23, 249,289,621.52 and 98,137,762.47

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Solution

The fourth proportional to 180,643,387.23, 249,289,621.52 and 98,137,762.47 is: 135,431,061.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,643,387.23 : 249,289,621.52 = 98,137,762.47 : x
  2. Step 2: Convert to fraction form
    180,643,387.23/249,289,621.52 = 98,137,762.47/x
  3. Step 3: Cross multiply
    180,643,387.23x = 249,289,621.52 × 98,137,762.47
  4. Step 4: Simplify right side
    180,643,387.23x = 24,464,725,662,475,268
  5. Step 5: Solve for x
    x = 24,464,725,662,475,268/180,643,387.23
  6. Step 6: Final answer
    x = 135,431,061.37

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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.