Home / 25,148,781,627.30-37,723,172,440.95-21,409,456,463.10

Finding the Fourth Proportional to 25,148,781,627.30, 37,723,172,440.95 and 21,409,456,463.10

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Solution

The fourth proportional to 25,148,781,627.30, 37,723,172,440.95 and 21,409,456,463.10 is: 32,114,184,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148,781,627.30 : 37,723,172,440.95 = 21,409,456,463.10 : x
  2. Step 2: Convert to fraction form
    25,148,781,627.30/37,723,172,440.95 = 21,409,456,463.10/x
  3. Step 3: Cross multiply
    25,148,781,627.30x = 37,723,172,440.95 × 21,409,456,463.10
  4. Step 4: Simplify right side
    25,148,781,627.30x = 807,632,618,024,532,705,280
  5. Step 5: Solve for x
    x = 807,632,618,024,532,705,280/25,148,781,627.30
  6. Step 6: Final answer
    x = 32,114,184,694.65

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Double scale
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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.