Home / 289,742,714.10-434,614,071.15-174,668,022.90

Finding the Fourth Proportional to 289,742,714.10, 434,614,071.15 and 174,668,022.90

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Solution

The fourth proportional to 289,742,714.10, 434,614,071.15 and 174,668,022.90 is: 262,002,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,742,714.10 : 434,614,071.15 = 174,668,022.90 : x
  2. Step 2: Convert to fraction form
    289,742,714.10/434,614,071.15 = 174,668,022.90/x
  3. Step 3: Cross multiply
    289,742,714.10x = 434,614,071.15 × 174,668,022.90
  4. Step 4: Simplify right side
    289,742,714.10x = 75,913,180,532,290,432
  5. Step 5: Solve for x
    x = 75,913,180,532,290,432/289,742,714.10
  6. Step 6: Final answer
    x = 262,002,034.35

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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.