Home / 288,564,154.40-433,116,836.40-152,347,296.80

Finding the Fourth Proportional to 288,564,154.40, 433,116,836.40 and 152,347,296.80

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Solution

The fourth proportional to 288,564,154.40, 433,116,836.40 and 152,347,296.80 is: 228,663,810.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,564,154.40 : 433,116,836.40 = 152,347,296.80 : x
  2. Step 2: Convert to fraction form
    288,564,154.40/433,116,836.40 = 152,347,296.80/x
  3. Step 3: Cross multiply
    288,564,154.40x = 433,116,836.40 × 152,347,296.80
  4. Step 4: Simplify right side
    288,564,154.40x = 65,984,179,224,107,848
  5. Step 5: Solve for x
    x = 65,984,179,224,107,848/288,564,154.40
  6. Step 6: Final answer
    x = 228,663,810.86

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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.