Home / 1,055,964,849.12-1,457,209,571.76-586,038,877.92

Finding the Fourth Proportional to 1,055,964,849.12, 1,457,209,571.76 and 586,038,877.92

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Solution

The fourth proportional to 1,055,964,849.12, 1,457,209,571.76 and 586,038,877.92 is: 808,721,486.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,964,849.12 : 1,457,209,571.76 = 586,038,877.92 : x
  2. Step 2: Convert to fraction form
    1,055,964,849.12/1,457,209,571.76 = 586,038,877.92/x
  3. Step 3: Cross multiply
    1,055,964,849.12x = 1,457,209,571.76 × 586,038,877.92
  4. Step 4: Simplify right side
    1,055,964,849.12x = 853,981,462,328,514,048
  5. Step 5: Solve for x
    x = 853,981,462,328,514,048/1,055,964,849.12
  6. Step 6: Final answer
    x = 808,721,486.36

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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.