Home / 1,810,836,005.40-2,716,254,008.10-647,617,944.60

Finding the Fourth Proportional to 1,810,836,005.40, 2,716,254,008.10 and 647,617,944.60

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Solution

The fourth proportional to 1,810,836,005.40, 2,716,254,008.10 and 647,617,944.60 is: 971,426,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,836,005.40 : 2,716,254,008.10 = 647,617,944.60 : x
  2. Step 2: Convert to fraction form
    1,810,836,005.40/2,716,254,008.10 = 647,617,944.60/x
  3. Step 3: Cross multiply
    1,810,836,005.40x = 2,716,254,008.10 × 647,617,944.60
  4. Step 4: Simplify right side
    1,810,836,005.40x = 1,759,094,837,737,233,664
  5. Step 5: Solve for x
    x = 1,759,094,837,737,233,664/1,810,836,005.40
  6. Step 6: Final answer
    x = 971,426,916.90

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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.