Home / 1,116,829,420.20-1,675,244,130.30-298,941,721.20

Finding the Fourth Proportional to 1,116,829,420.20, 1,675,244,130.30 and 298,941,721.20

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Solution

The fourth proportional to 1,116,829,420.20, 1,675,244,130.30 and 298,941,721.20 is: 448,412,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,829,420.20 : 1,675,244,130.30 = 298,941,721.20 : x
  2. Step 2: Convert to fraction form
    1,116,829,420.20/1,675,244,130.30 = 298,941,721.20/x
  3. Step 3: Cross multiply
    1,116,829,420.20x = 1,675,244,130.30 × 298,941,721.20
  4. Step 4: Simplify right side
    1,116,829,420.20x = 500,800,363,742,079,040
  5. Step 5: Solve for x
    x = 500,800,363,742,079,040/1,116,829,420.20
  6. Step 6: Final answer
    x = 448,412,581.80

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Double scale
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Similar ratio
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1.5x scale

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.