Home / 13,402,675,954.10-20,104,013,931.15-12,117,013,886.90

Finding the Fourth Proportional to 13,402,675,954.10, 20,104,013,931.15 and 12,117,013,886.90

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Solution

The fourth proportional to 13,402,675,954.10, 20,104,013,931.15 and 12,117,013,886.90 is: 18,175,520,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,402,675,954.10 : 20,104,013,931.15 = 12,117,013,886.90 : x
  2. Step 2: Convert to fraction form
    13,402,675,954.10/20,104,013,931.15 = 12,117,013,886.90/x
  3. Step 3: Cross multiply
    13,402,675,954.10x = 20,104,013,931.15 × 12,117,013,886.90
  4. Step 4: Simplify right side
    13,402,675,954.10x = 243,600,615,986,175,606,784
  5. Step 5: Solve for x
    x = 243,600,615,986,175,606,784/13,402,675,954.10
  6. Step 6: Final answer
    x = 18,175,520,830.35

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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.