Home / 291,249,097.20-436,306,775.40-175,890,970.80

Finding the Fourth Proportional to 291,249,097.20, 436,306,775.40 and 175,890,970.80

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Solution

The fourth proportional to 291,249,097.20, 436,306,775.40 and 175,890,970.80 is: 263,494,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,249,097.20 : 436,306,775.40 = 175,890,970.80 : x
  2. Step 2: Convert to fraction form
    291,249,097.20/436,306,775.40 = 175,890,970.80/x
  3. Step 3: Cross multiply
    291,249,097.20x = 436,306,775.40 × 175,890,970.80
  4. Step 4: Simplify right side
    291,249,097.20x = 76,742,422,291,723,552
  5. Step 5: Solve for x
    x = 76,742,422,291,723,552/291,249,097.20
  6. Step 6: Final answer
    x = 263,494,112.19

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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.