Home / 753,436,328.02-1,127,944,480.08-528,307,387.48

Finding the Fourth Proportional to 753,436,328.02, 1,127,944,480.08 and 528,307,387.48

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Solution

The fourth proportional to 753,436,328.02, 1,127,944,480.08 and 528,307,387.48 is: 790,911,427.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,436,328.02 : 1,127,944,480.08 = 528,307,387.48 : x
  2. Step 2: Convert to fraction form
    753,436,328.02/1,127,944,480.08 = 528,307,387.48/x
  3. Step 3: Cross multiply
    753,436,328.02x = 1,127,944,480.08 × 528,307,387.48
  4. Step 4: Simplify right side
    753,436,328.02x = 595,901,401,493,551,744
  5. Step 5: Solve for x
    x = 595,901,401,493,551,744/753,436,328.02
  6. Step 6: Final answer
    x = 790,911,427.19

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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.