Home / 384,808,845.60-577,157,281.20-112,151,181.60

Finding the Fourth Proportional to 384,808,845.60, 577,157,281.20 and 112,151,181.60

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Solution

The fourth proportional to 384,808,845.60, 577,157,281.20 and 112,151,181.60 is: 168,210,455.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,808,845.60 : 577,157,281.20 = 112,151,181.60 : x
  2. Step 2: Convert to fraction form
    384,808,845.60/577,157,281.20 = 112,151,181.60/x
  3. Step 3: Cross multiply
    384,808,845.60x = 577,157,281.20 × 112,151,181.60
  4. Step 4: Simplify right side
    384,808,845.60x = 64,728,871,055,623,464
  5. Step 5: Solve for x
    x = 64,728,871,055,623,464/384,808,845.60
  6. Step 6: Final answer
    x = 168,210,455.13

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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.