Home / 1,864,266,638-2,572,651,493.30-1,017,500,030.28

Finding the Fourth Proportional to 1,864,266,638, 2,572,651,493.30 and 1,017,500,030.28

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Solution

The fourth proportional to 1,864,266,638, 2,572,651,493.30 and 1,017,500,030.28 is: 1,404,130,138.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,266,638 : 2,572,651,493.30 = 1,017,500,030.28 : x
  2. Step 2: Convert to fraction form
    1,864,266,638/2,572,651,493.30 = 1,017,500,030.28/x
  3. Step 3: Cross multiply
    1,864,266,638x = 2,572,651,493.30 × 1,017,500,030.28
  4. Step 4: Simplify right side
    1,864,266,638x = 2,617,672,972,332,637,184
  5. Step 5: Solve for x
    x = 2,617,672,972,332,637,184/1,864,266,638
  6. Step 6: Final answer
    x = 1,404,130,138.35

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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.