Home / 272,947,053.20-409,532,554.20-100,506,477.20

Finding the Fourth Proportional to 272,947,053.20, 409,532,554.20 and 100,506,477.20

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Solution

The fourth proportional to 272,947,053.20, 409,532,554.20 and 100,506,477.20 is: 150,800,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,947,053.20 : 409,532,554.20 = 100,506,477.20 : x
  2. Step 2: Convert to fraction form
    272,947,053.20/409,532,554.20 = 100,506,477.20/x
  3. Step 3: Cross multiply
    272,947,053.20x = 409,532,554.20 × 100,506,477.20
  4. Step 4: Simplify right side
    272,947,053.20x = 41,160,674,321,360,064
  5. Step 5: Solve for x
    x = 41,160,674,321,360,064/272,947,053.20
  6. Step 6: Final answer
    x = 150,800,947.80

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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.