Home / 247,739,049.12-341,901,674.16-136,249,534.32

Finding the Fourth Proportional to 247,739,049.12, 341,901,674.16 and 136,249,534.32

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Solution

The fourth proportional to 247,739,049.12, 341,901,674.16 and 136,249,534.32 is: 188,036,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,739,049.12 : 341,901,674.16 = 136,249,534.32 : x
  2. Step 2: Convert to fraction form
    247,739,049.12/341,901,674.16 = 136,249,534.32/x
  3. Step 3: Cross multiply
    247,739,049.12x = 341,901,674.16 × 136,249,534.32
  4. Step 4: Simplify right side
    247,739,049.12x = 46,583,943,887,528,376
  5. Step 5: Solve for x
    x = 46,583,943,887,528,376/247,739,049.12
  6. Step 6: Final answer
    x = 188,036,339.26

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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.