Home / 55,689,386,031.64-76,851,361,014.15-30,315,049,993.36

Finding the Fourth Proportional to 55,689,386,031.64, 76,851,361,014.15 and 30,315,049,993.36

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Solution

The fourth proportional to 55,689,386,031.64, 76,851,361,014.15 and 30,315,049,993.36 is: 41,834,773,503.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,689,386,031.64 : 76,851,361,014.15 = 30,315,049,993.36 : x
  2. Step 2: Convert to fraction form
    55,689,386,031.64/76,851,361,014.15 = 30,315,049,993.36/x
  3. Step 3: Cross multiply
    55,689,386,031.64x = 76,851,361,014.15 × 30,315,049,993.36
  4. Step 4: Simplify right side
    55,689,386,031.64x = 2,329,752,851,201,714,814,976
  5. Step 5: Solve for x
    x = 2,329,752,851,201,714,814,976/55,689,386,031.64
  6. Step 6: Final answer
    x = 41,834,773,503.84

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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.