Home / 48,292,834,293.30-72,396,169,289.55-18,842,027,445.30

Finding the Fourth Proportional to 48,292,834,293.30, 72,396,169,289.55 and 18,842,027,445.30

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Solution

The fourth proportional to 48,292,834,293.30, 72,396,169,289.55 and 18,842,027,445.30 is: 28,246,232,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,292,834,293.30 : 72,396,169,289.55 = 18,842,027,445.30 : x
  2. Step 2: Convert to fraction form
    48,292,834,293.30/72,396,169,289.55 = 18,842,027,445.30/x
  3. Step 3: Cross multiply
    48,292,834,293.30x = 72,396,169,289.55 × 18,842,027,445.30
  4. Step 4: Simplify right side
    48,292,834,293.30x = 1,364,090,608,688,286,138,368
  5. Step 5: Solve for x
    x = 1,364,090,608,688,286,138,368/48,292,834,293.30
  6. Step 6: Final answer
    x = 28,246,232,151.21

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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.