Home / 12,813,113,273.40-19,212,663,467.40-10,174,121,431.20

Finding the Fourth Proportional to 12,813,113,273.40, 19,212,663,467.40 and 10,174,121,431.20

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Solution

The fourth proportional to 12,813,113,273.40, 19,212,663,467.40 and 10,174,121,431.20 is: 15,255,618,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,813,113,273.40 : 19,212,663,467.40 = 10,174,121,431.20 : x
  2. Step 2: Convert to fraction form
    12,813,113,273.40/19,212,663,467.40 = 10,174,121,431.20/x
  3. Step 3: Cross multiply
    12,813,113,273.40x = 19,212,663,467.40 × 10,174,121,431.20
  4. Step 4: Simplify right side
    12,813,113,273.40x = 195,471,971,134,107,680,768
  5. Step 5: Solve for x
    x = 195,471,971,134,107,680,768/12,813,113,273.40
  6. Step 6: Final answer
    x = 15,255,618,752.70

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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.