Home / 710,972,310.30-1,066,458,465.45-366,598,542.30

Finding the Fourth Proportional to 710,972,310.30, 1,066,458,465.45 and 366,598,542.30

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Solution

The fourth proportional to 710,972,310.30, 1,066,458,465.45 and 366,598,542.30 is: 549,897,813.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,972,310.30 : 1,066,458,465.45 = 366,598,542.30 : x
  2. Step 2: Convert to fraction form
    710,972,310.30/1,066,458,465.45 = 366,598,542.30/x
  3. Step 3: Cross multiply
    710,972,310.30x = 1,066,458,465.45 × 366,598,542.30
  4. Step 4: Simplify right side
    710,972,310.30x = 390,962,118,857,464,960
  5. Step 5: Solve for x
    x = 390,962,118,857,464,960/710,972,310.30
  6. Step 6: Final answer
    x = 549,897,813.45

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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.