Home / 80,894,911,220.80-121,342,366,831.20-49,549,245,582.40

Finding the Fourth Proportional to 80,894,911,220.80, 121,342,366,831.20 and 49,549,245,582.40

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Solution

The fourth proportional to 80,894,911,220.80, 121,342,366,831.20 and 49,549,245,582.40 is: 74,323,868,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,894,911,220.80 : 121,342,366,831.20 = 49,549,245,582.40 : x
  2. Step 2: Convert to fraction form
    80,894,911,220.80/121,342,366,831.20 = 49,549,245,582.40/x
  3. Step 3: Cross multiply
    80,894,911,220.80x = 121,342,366,831.20 × 49,549,245,582.40
  4. Step 4: Simplify right side
    80,894,911,220.80x = 6,012,422,733,668,797,120,512
  5. Step 5: Solve for x
    x = 6,012,422,733,668,797,120,512/80,894,911,220.80
  6. Step 6: Final answer
    x = 74,323,868,373.60

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1.5x scale

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.