Home / 744,788,404.80-1,117,182,607.20-628,562,258.10

Finding the Fourth Proportional to 744,788,404.80, 1,117,182,607.20 and 628,562,258.10

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Solution

The fourth proportional to 744,788,404.80, 1,117,182,607.20 and 628,562,258.10 is: 942,843,387.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,788,404.80 : 1,117,182,607.20 = 628,562,258.10 : x
  2. Step 2: Convert to fraction form
    744,788,404.80/1,117,182,607.20 = 628,562,258.10/x
  3. Step 3: Cross multiply
    744,788,404.80x = 1,117,182,607.20 × 628,562,258.10
  4. Step 4: Simplify right side
    744,788,404.80x = 702,218,822,291,677,312
  5. Step 5: Solve for x
    x = 702,218,822,291,677,312/744,788,404.80
  6. Step 6: Final answer
    x = 942,843,387.15

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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.