Home / 858,411,077.00-1,184,539,747.01-487,133,107.16

Finding the Fourth Proportional to 858,411,077.00, 1,184,539,747.01 and 487,133,107.16

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Solution

The fourth proportional to 858,411,077.00, 1,184,539,747.01 and 487,133,107.16 is: 672,205,360.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,411,077.00 : 1,184,539,747.01 = 487,133,107.16 : x
  2. Step 2: Convert to fraction form
    858,411,077.00/1,184,539,747.01 = 487,133,107.16/x
  3. Step 3: Cross multiply
    858,411,077.00x = 1,184,539,747.01 × 487,133,107.16
  4. Step 4: Simplify right side
    858,411,077.00x = 577,028,527,507,143,296
  5. Step 5: Solve for x
    x = 577,028,527,507,143,296/858,411,077.00
  6. Step 6: Final answer
    x = 672,205,360.54

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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.