Home / 626,979,756,428.48-865,207,142,400.48-370,145,387,506.88

Finding the Fourth Proportional to 626,979,756,428.48, 865,207,142,400.48 and 370,145,387,506.88

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Solution

The fourth proportional to 626,979,756,428.48, 865,207,142,400.48 and 370,145,387,506.88 is: 510,785,922,055.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,979,756,428.48 : 865,207,142,400.48 = 370,145,387,506.88 : x
  2. Step 2: Convert to fraction form
    626,979,756,428.48/865,207,142,400.48 = 370,145,387,506.88/x
  3. Step 3: Cross multiply
    626,979,756,428.48x = 865,207,142,400.48 × 370,145,387,506.88
  4. Step 4: Simplify right side
    626,979,756,428.48x = 320,252,432,997,545,993,568,256
  5. Step 5: Solve for x
    x = 320,252,432,997,545,993,568,256/626,979,756,428.48
  6. Step 6: Final answer
    x = 510,785,922,055.65

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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.