Home / 1,938,123,308.12-2,674,596,560.30-1,058,057,012.12

Finding the Fourth Proportional to 1,938,123,308.12, 2,674,596,560.30 and 1,058,057,012.12

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Solution

The fourth proportional to 1,938,123,308.12, 2,674,596,560.30 and 1,058,057,012.12 is: 1,460,111,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,123,308.12 : 2,674,596,560.30 = 1,058,057,012.12 : x
  2. Step 2: Convert to fraction form
    1,938,123,308.12/2,674,596,560.30 = 1,058,057,012.12/x
  3. Step 3: Cross multiply
    1,938,123,308.12x = 2,674,596,560.30 × 1,058,057,012.12
  4. Step 4: Simplify right side
    1,938,123,308.12x = 2,829,875,645,198,784,000
  5. Step 5: Solve for x
    x = 2,829,875,645,198,784,000/1,938,123,308.12
  6. Step 6: Final answer
    x = 1,460,111,249.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.