Home / 219,024,009.60-328,536,014.40-111,528,585.60

Finding the Fourth Proportional to 219,024,009.60, 328,536,014.40 and 111,528,585.60

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Solution

The fourth proportional to 219,024,009.60, 328,536,014.40 and 111,528,585.60 is: 167,292,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,024,009.60 : 328,536,014.40 = 111,528,585.60 : x
  2. Step 2: Convert to fraction form
    219,024,009.60/328,536,014.40 = 111,528,585.60/x
  3. Step 3: Cross multiply
    219,024,009.60x = 328,536,014.40 × 111,528,585.60
  4. Step 4: Simplify right side
    219,024,009.60x = 36,641,157,004,693,232
  5. Step 5: Solve for x
    x = 36,641,157,004,693,232/219,024,009.60
  6. Step 6: Final answer
    x = 167,292,878.40

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1.5x scale

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.