Home / 618,771,370,386.65-853,904,530,505.48-344,411,116,635.28

Finding the Fourth Proportional to 618,771,370,386.65, 853,904,530,505.48 and 344,411,116,635.28

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Solution

The fourth proportional to 618,771,370,386.65, 853,904,530,505.48 and 344,411,116,635.28 is: 475,287,362,871.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,771,370,386.65 : 853,904,530,505.48 = 344,411,116,635.28 : x
  2. Step 2: Convert to fraction form
    618,771,370,386.65/853,904,530,505.48 = 344,411,116,635.28/x
  3. Step 3: Cross multiply
    618,771,370,386.65x = 853,904,530,505.48 × 344,411,116,635.28
  4. Step 4: Simplify right side
    618,771,370,386.65x = 294,094,212,851,316,895,514,624
  5. Step 5: Solve for x
    x = 294,094,212,851,316,895,514,624/618,771,370,386.65
  6. Step 6: Final answer
    x = 475,287,362,871.28

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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.