Home / 25,148,781,618.30-37,723,172,427.45-21,409,456,454.10

Finding the Fourth Proportional to 25,148,781,618.30, 37,723,172,427.45 and 21,409,456,454.10

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Solution

The fourth proportional to 25,148,781,618.30, 37,723,172,427.45 and 21,409,456,454.10 is: 32,114,184,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148,781,618.30 : 37,723,172,427.45 = 21,409,456,454.10 : x
  2. Step 2: Convert to fraction form
    25,148,781,618.30/37,723,172,427.45 = 21,409,456,454.10/x
  3. Step 3: Cross multiply
    25,148,781,618.30x = 37,723,172,427.45 × 21,409,456,454.10
  4. Step 4: Simplify right side
    25,148,781,618.30x = 807,632,617,395,996,459,008
  5. Step 5: Solve for x
    x = 807,632,617,395,996,459,008/25,148,781,618.30
  6. Step 6: Final answer
    x = 32,114,184,681.15

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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.