Home / 482,784,029.70-724,176,044.55-347,742,903.30

Finding the Fourth Proportional to 482,784,029.70, 724,176,044.55 and 347,742,903.30

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Solution

The fourth proportional to 482,784,029.70, 724,176,044.55 and 347,742,903.30 is: 521,614,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,784,029.70 : 724,176,044.55 = 347,742,903.30 : x
  2. Step 2: Convert to fraction form
    482,784,029.70/724,176,044.55 = 347,742,903.30/x
  3. Step 3: Cross multiply
    482,784,029.70x = 724,176,044.55 × 347,742,903.30
  4. Step 4: Simplify right side
    482,784,029.70x = 251,827,080,232,127,136
  5. Step 5: Solve for x
    x = 251,827,080,232,127,136/482,784,029.70
  6. Step 6: Final answer
    x = 521,614,354.95

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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.