Home / 684,854,302.32-1,027,269,430.65-474,571,070.64

Finding the Fourth Proportional to 684,854,302.32, 1,027,269,430.65 and 474,571,070.64

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Solution

The fourth proportional to 684,854,302.32, 1,027,269,430.65 and 474,571,070.64 is: 711,848,274.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,854,302.32 : 1,027,269,430.65 = 474,571,070.64 : x
  2. Step 2: Convert to fraction form
    684,854,302.32/1,027,269,430.65 = 474,571,070.64/x
  3. Step 3: Cross multiply
    684,854,302.32x = 1,027,269,430.65 × 474,571,070.64
  4. Step 4: Simplify right side
    684,854,302.32x = 487,512,353,539,313,728
  5. Step 5: Solve for x
    x = 487,512,353,539,313,728/684,854,302.32
  6. Step 6: Final answer
    x = 711,848,274.72

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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.