Home / 971,916,687.64-1,457,939,677.83-341,572,509.28

Finding the Fourth Proportional to 971,916,687.64, 1,457,939,677.83 and 341,572,509.28

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Solution

The fourth proportional to 971,916,687.64, 1,457,939,677.83 and 341,572,509.28 is: 512,381,483.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,916,687.64 : 1,457,939,677.83 = 341,572,509.28 : x
  2. Step 2: Convert to fraction form
    971,916,687.64/1,457,939,677.83 = 341,572,509.28/x
  3. Step 3: Cross multiply
    971,916,687.64x = 1,457,939,677.83 × 341,572,509.28
  4. Step 4: Simplify right side
    971,916,687.64x = 497,992,114,135,267,840
  5. Step 5: Solve for x
    x = 497,992,114,135,267,840/971,916,687.64
  6. Step 6: Final answer
    x = 512,381,483.38

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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.