Home / 289,386,099.20-434,583,033.60-153,337,203.20

Finding the Fourth Proportional to 289,386,099.20, 434,583,033.60 and 153,337,203.20

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Solution

The fourth proportional to 289,386,099.20, 434,583,033.60 and 153,337,203.20 is: 230,272,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,386,099.20 : 434,583,033.60 = 153,337,203.20 : x
  2. Step 2: Convert to fraction form
    289,386,099.20/434,583,033.60 = 153,337,203.20/x
  3. Step 3: Cross multiply
    289,386,099.20x = 434,583,033.60 × 153,337,203.20
  4. Step 4: Simplify right side
    289,386,099.20x = 66,637,746,930,395,624
  5. Step 5: Solve for x
    x = 66,637,746,930,395,624/289,386,099.20
  6. Step 6: Final answer
    x = 230,272,798.57

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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.