Home / 249,173,044.40-373,756,067.40-112,858,209.20

Finding the Fourth Proportional to 249,173,044.40, 373,756,067.40 and 112,858,209.20

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Solution

The fourth proportional to 249,173,044.40, 373,756,067.40 and 112,858,209.20 is: 169,285,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,173,044.40 : 373,756,067.40 = 112,858,209.20 : x
  2. Step 2: Convert to fraction form
    249,173,044.40/373,756,067.40 = 112,858,209.20/x
  3. Step 3: Cross multiply
    249,173,044.40x = 373,756,067.40 × 112,858,209.20
  4. Step 4: Simplify right side
    249,173,044.40x = 42,181,440,444,398,496
  5. Step 5: Solve for x
    x = 42,181,440,444,398,496/249,173,044.40
  6. Step 6: Final answer
    x = 169,285,728.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.