Home / 22,585,415,542.88-31,167,701,444.88-12,423,925,162.40

Finding the Fourth Proportional to 22,585,415,542.88, 31,167,701,444.88 and 12,423,925,162.40

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Solution

The fourth proportional to 22,585,415,542.88, 31,167,701,444.88 and 12,423,925,162.40 is: 17,144,922,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,585,415,542.88 : 31,167,701,444.88 = 12,423,925,162.40 : x
  2. Step 2: Convert to fraction form
    22,585,415,542.88/31,167,701,444.88 = 12,423,925,162.40/x
  3. Step 3: Cross multiply
    22,585,415,542.88x = 31,167,701,444.88 × 12,423,925,162.40
  4. Step 4: Simplify right side
    22,585,415,542.88x = 387,225,190,235,215,495,168
  5. Step 5: Solve for x
    x = 387,225,190,235,215,495,168/22,585,415,542.88
  6. Step 6: Final answer
    x = 17,144,922,106.93

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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.