Home / 1,331,186,570.90-1,837,023,847.37-736,475,311.53

Finding the Fourth Proportional to 1,331,186,570.90, 1,837,023,847.37 and 736,475,311.53

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Solution

The fourth proportional to 1,331,186,570.90, 1,837,023,847.37 and 736,475,311.53 is: 1,016,328,394.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,186,570.90 : 1,837,023,847.37 = 736,475,311.53 : x
  2. Step 2: Convert to fraction form
    1,331,186,570.90/1,837,023,847.37 = 736,475,311.53/x
  3. Step 3: Cross multiply
    1,331,186,570.90x = 1,837,023,847.37 × 736,475,311.53
  4. Step 4: Simplify right side
    1,331,186,570.90x = 1,352,922,710,279,859,712
  5. Step 5: Solve for x
    x = 1,352,922,710,279,859,712/1,331,186,570.90
  6. Step 6: Final answer
    x = 1,016,328,394.42

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Double scale
Find fourth proportional to 1,331,186,571.90, 1,837,023,848.75 and 736,475,312.53
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1.5x scale

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.