Home / 180,804,724.72-249,563,621.12-118,090,410.20

Finding the Fourth Proportional to 180,804,724.72, 249,563,621.12 and 118,090,410.20

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Solution

The fourth proportional to 180,804,724.72, 249,563,621.12 and 118,090,410.20 is: 162,999,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,804,724.72 : 249,563,621.12 = 118,090,410.20 : x
  2. Step 2: Convert to fraction form
    180,804,724.72/249,563,621.12 = 118,090,410.20/x
  3. Step 3: Cross multiply
    180,804,724.72x = 249,563,621.12 × 118,090,410.20
  4. Step 4: Simplify right side
    180,804,724.72x = 29,471,070,389,058,184
  5. Step 5: Solve for x
    x = 29,471,070,389,058,184/180,804,724.72
  6. Step 6: Final answer
    x = 162,999,448.35

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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.