Home / 632,973,802.80-873,534,998.52-382,074,206.52

Finding the Fourth Proportional to 632,973,802.80, 873,534,998.52 and 382,074,206.52

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Solution

The fourth proportional to 632,973,802.80, 873,534,998.52 and 382,074,206.52 is: 527,281,208.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,973,802.80 : 873,534,998.52 = 382,074,206.52 : x
  2. Step 2: Convert to fraction form
    632,973,802.80/873,534,998.52 = 382,074,206.52/x
  3. Step 3: Cross multiply
    632,973,802.80x = 873,534,998.52 × 382,074,206.52
  4. Step 4: Simplify right side
    632,973,802.80x = 333,755,191,426,978,368
  5. Step 5: Solve for x
    x = 333,755,191,426,978,368/632,973,802.80
  6. Step 6: Final answer
    x = 527,281,208.09

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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.