Home / 971,916,689.64-1,457,939,680.83-341,572,511.28

Finding the Fourth Proportional to 971,916,689.64, 1,457,939,680.83 and 341,572,511.28

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Solution

The fourth proportional to 971,916,689.64, 1,457,939,680.83 and 341,572,511.28 is: 512,381,486.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,916,689.64 : 1,457,939,680.83 = 341,572,511.28 : x
  2. Step 2: Convert to fraction form
    971,916,689.64/1,457,939,680.83 = 341,572,511.28/x
  3. Step 3: Cross multiply
    971,916,689.64x = 1,457,939,680.83 × 341,572,511.28
  4. Step 4: Simplify right side
    971,916,689.64x = 497,992,118,075,864,704
  5. Step 5: Solve for x
    x = 497,992,118,075,864,704/971,916,689.64
  6. Step 6: Final answer
    x = 512,381,486.38

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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.