Home / 13,402,675,954.60-20,104,013,931.90-12,117,013,887.40

Finding the Fourth Proportional to 13,402,675,954.60, 20,104,013,931.90 and 12,117,013,887.40

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Solution

The fourth proportional to 13,402,675,954.60, 20,104,013,931.90 and 12,117,013,887.40 is: 18,175,520,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,402,675,954.60 : 20,104,013,931.90 = 12,117,013,887.40 : x
  2. Step 2: Convert to fraction form
    13,402,675,954.60/20,104,013,931.90 = 12,117,013,887.40/x
  3. Step 3: Cross multiply
    13,402,675,954.60x = 20,104,013,931.90 × 12,117,013,887.40
  4. Step 4: Simplify right side
    13,402,675,954.60x = 243,600,616,005,315,395,584
  5. Step 5: Solve for x
    x = 243,600,616,005,315,395,584/13,402,675,954.60
  6. Step 6: Final answer
    x = 18,175,520,831.10

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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.