Home / 181,141,520.80-249,911,533.20-118,454,315.68

Finding the Fourth Proportional to 181,141,520.80, 249,911,533.20 and 118,454,315.68

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Solution

The fourth proportional to 181,141,520.80, 249,911,533.20 and 118,454,315.68 is: 163,425,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,141,520.80 : 249,911,533.20 = 118,454,315.68 : x
  2. Step 2: Convert to fraction form
    181,141,520.80/249,911,533.20 = 118,454,315.68/x
  3. Step 3: Cross multiply
    181,141,520.80x = 249,911,533.20 × 118,454,315.68
  4. Step 4: Simplify right side
    181,141,520.80x = 29,603,099,645,745,600
  5. Step 5: Solve for x
    x = 29,603,099,645,745,600/181,141,520.80
  6. Step 6: Final answer
    x = 163,425,257.31

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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.