Home / 8,429,637,574.48-11,632,890,764.64-4,619,253,436.96

Finding the Fourth Proportional to 8,429,637,574.48, 11,632,890,764.64 and 4,619,253,436.96

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Solution

The fourth proportional to 8,429,637,574.48, 11,632,890,764.64 and 4,619,253,436.96 is: 6,374,564,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429,637,574.48 : 11,632,890,764.64 = 4,619,253,436.96 : x
  2. Step 2: Convert to fraction form
    8,429,637,574.48/11,632,890,764.64 = 4,619,253,436.96/x
  3. Step 3: Cross multiply
    8,429,637,574.48x = 11,632,890,764.64 × 4,619,253,436.96
  4. Step 4: Simplify right side
    8,429,637,574.48x = 53,735,270,646,343,557,120
  5. Step 5: Solve for x
    x = 53,735,270,646,343,557,120/8,429,637,574.48
  6. Step 6: Final answer
    x = 6,374,564,762.91

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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.