Home / 885,736,554.30-1,328,604,831.45-272,241,063.90

Finding the Fourth Proportional to 885,736,554.30, 1,328,604,831.45 and 272,241,063.90

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Solution

The fourth proportional to 885,736,554.30, 1,328,604,831.45 and 272,241,063.90 is: 408,361,595.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,736,554.30 : 1,328,604,831.45 = 272,241,063.90 : x
  2. Step 2: Convert to fraction form
    885,736,554.30/1,328,604,831.45 = 272,241,063.90/x
  3. Step 3: Cross multiply
    885,736,554.30x = 1,328,604,831.45 × 272,241,063.90
  4. Step 4: Simplify right side
    885,736,554.30x = 361,700,792,816,628,160
  5. Step 5: Solve for x
    x = 361,700,792,816,628,160/885,736,554.30
  6. Step 6: Final answer
    x = 408,361,595.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.