Home / 13,402,675,952.60-20,104,013,928.90-12,117,013,885.40

Finding the Fourth Proportional to 13,402,675,952.60, 20,104,013,928.90 and 12,117,013,885.40

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Solution

The fourth proportional to 13,402,675,952.60, 20,104,013,928.90 and 12,117,013,885.40 is: 18,175,520,828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,402,675,952.60 : 20,104,013,928.90 = 12,117,013,885.40 : x
  2. Step 2: Convert to fraction form
    13,402,675,952.60/20,104,013,928.90 = 12,117,013,885.40/x
  3. Step 3: Cross multiply
    13,402,675,952.60x = 20,104,013,928.90 × 12,117,013,885.40
  4. Step 4: Simplify right side
    13,402,675,952.60x = 243,600,615,928,756,305,920
  5. Step 5: Solve for x
    x = 243,600,615,928,756,305,920/13,402,675,952.60
  6. Step 6: Final answer
    x = 18,175,520,828.10

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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.