Home / 1,370,513,701,752.10-1,891,354,265,962.90-753,238,299,434.30

Finding the Fourth Proportional to 1,370,513,701,752.10, 1,891,354,265,962.90 and 753,238,299,434.30

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Solution

The fourth proportional to 1,370,513,701,752.10, 1,891,354,265,962.90 and 753,238,299,434.30 is: 1,039,493,781,857.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,513,701,752.10 : 1,891,354,265,962.90 = 753,238,299,434.30 : x
  2. Step 2: Convert to fraction form
    1,370,513,701,752.10/1,891,354,265,962.90 = 753,238,299,434.30/x
  3. Step 3: Cross multiply
    1,370,513,701,752.10x = 1,891,354,265,962.90 × 753,238,299,434.30
  4. Step 4: Simplify right side
    1,370,513,701,752.10x = 1,424,640,470,921,703,598,325,760
  5. Step 5: Solve for x
    x = 1,424,640,470,921,703,598,325,760/1,370,513,701,752.10
  6. Step 6: Final answer
    x = 1,039,493,781,857.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.