Home / 358,118,317.60-537,177,476.40-249,279,200.80

Finding the Fourth Proportional to 358,118,317.60, 537,177,476.40 and 249,279,200.80

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Solution

The fourth proportional to 358,118,317.60, 537,177,476.40 and 249,279,200.80 is: 373,918,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,118,317.60 : 537,177,476.40 = 249,279,200.80 : x
  2. Step 2: Convert to fraction form
    358,118,317.60/537,177,476.40 = 249,279,200.80/x
  3. Step 3: Cross multiply
    358,118,317.60x = 537,177,476.40 × 249,279,200.80
  4. Step 4: Simplify right side
    358,118,317.60x = 133,907,172,004,752,864
  5. Step 5: Solve for x
    x = 133,907,172,004,752,864/358,118,317.60
  6. Step 6: Final answer
    x = 373,918,801.20

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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.