Home / 1,012,539,840,579.20-1,397,306,014,131.10-549,566,974,566.30

Finding the Fourth Proportional to 1,012,539,840,579.20, 1,397,306,014,131.10 and 549,566,974,566.30

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Solution

The fourth proportional to 1,012,539,840,579.20, 1,397,306,014,131.10 and 549,566,974,566.30 is: 758,402,986,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,539,840,579.20 : 1,397,306,014,131.10 = 549,566,974,566.30 : x
  2. Step 2: Convert to fraction form
    1,012,539,840,579.20/1,397,306,014,131.10 = 549,566,974,566.30/x
  3. Step 3: Cross multiply
    1,012,539,840,579.20x = 1,397,306,014,131.10 × 549,566,974,566.30
  4. Step 4: Simplify right side
    1,012,539,840,579.20x = 767,913,238,729,324,276,744,192
  5. Step 5: Solve for x
    x = 767,913,238,729,324,276,744,192/1,012,539,840,579.20
  6. Step 6: Final answer
    x = 758,402,986,187.74

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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.