Home / 545,479,521.23-752,761,710.50-294,583,888.91

Finding the Fourth Proportional to 545,479,521.23, 752,761,710.50 and 294,583,888.91

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Solution

The fourth proportional to 545,479,521.23, 752,761,710.50 and 294,583,888.91 is: 406,525,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,479,521.23 : 752,761,710.50 = 294,583,888.91 : x
  2. Step 2: Convert to fraction form
    545,479,521.23/752,761,710.50 = 294,583,888.91/x
  3. Step 3: Cross multiply
    545,479,521.23x = 752,761,710.50 × 294,583,888.91
  4. Step 4: Simplify right side
    545,479,521.23x = 221,751,472,101,584,192
  5. Step 5: Solve for x
    x = 221,751,472,101,584,192/545,479,521.23
  6. Step 6: Final answer
    x = 406,525,751.15

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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.