Home / 12,813,113,276.90-19,212,663,472.64-10,174,121,434.70

Finding the Fourth Proportional to 12,813,113,276.90, 19,212,663,472.64 and 10,174,121,434.70

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Solution

The fourth proportional to 12,813,113,276.90, 19,212,663,472.64 and 10,174,121,434.70 is: 15,255,618,757.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,813,113,276.90 : 19,212,663,472.64 = 10,174,121,434.70 : x
  2. Step 2: Convert to fraction form
    12,813,113,276.90/19,212,663,472.64 = 10,174,121,434.70/x
  3. Step 3: Cross multiply
    12,813,113,276.90x = 19,212,663,472.64 × 10,174,121,434.70
  4. Step 4: Simplify right side
    12,813,113,276.90x = 195,471,971,254,664,364,032
  5. Step 5: Solve for x
    x = 195,471,971,254,664,364,032/12,813,113,276.90
  6. Step 6: Final answer
    x = 15,255,618,757.94

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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.