Home / 627,575,720.16-864,083,130.52-533,291,000.88

Finding the Fourth Proportional to 627,575,720.16, 864,083,130.52 and 533,291,000.88

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Solution

The fourth proportional to 627,575,720.16, 864,083,130.52 and 533,291,000.88 is: 734,266,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,575,720.16 : 864,083,130.52 = 533,291,000.88 : x
  2. Step 2: Convert to fraction form
    627,575,720.16/864,083,130.52 = 533,291,000.88/x
  3. Step 3: Cross multiply
    627,575,720.16x = 864,083,130.52 × 533,291,000.88
  4. Step 4: Simplify right side
    627,575,720.16x = 460,807,757,518,534,464
  5. Step 5: Solve for x
    x = 460,807,757,518,534,464/627,575,720.16
  6. Step 6: Final answer
    x = 734,266,388.45

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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.