Home / 1,053,048,139.20-1,579,572,208.80-746,938,123.20

Finding the Fourth Proportional to 1,053,048,139.20, 1,579,572,208.80 and 746,938,123.20

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Solution

The fourth proportional to 1,053,048,139.20, 1,579,572,208.80 and 746,938,123.20 is: 1,120,407,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,048,139.20 : 1,579,572,208.80 = 746,938,123.20 : x
  2. Step 2: Convert to fraction form
    1,053,048,139.20/1,579,572,208.80 = 746,938,123.20/x
  3. Step 3: Cross multiply
    1,053,048,139.20x = 1,579,572,208.80 × 746,938,123.20
  4. Step 4: Simplify right side
    1,053,048,139.20x = 1,179,842,701,099,950,592
  5. Step 5: Solve for x
    x = 1,179,842,701,099,950,592/1,053,048,139.20
  6. Step 6: Final answer
    x = 1,120,407,184.80

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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.