Home / 14,128,102,250.03-19,490,655,352.93-8,409,179,732.74

Finding the Fourth Proportional to 14,128,102,250.03, 19,490,655,352.93 and 8,409,179,732.74

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Solution

The fourth proportional to 14,128,102,250.03, 19,490,655,352.93 and 8,409,179,732.74 is: 11,601,021,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,102,250.03 : 19,490,655,352.93 = 8,409,179,732.74 : x
  2. Step 2: Convert to fraction form
    14,128,102,250.03/19,490,655,352.93 = 8,409,179,732.74/x
  3. Step 3: Cross multiply
    14,128,102,250.03x = 19,490,655,352.93 × 8,409,179,732.74
  4. Step 4: Simplify right side
    14,128,102,250.03x = 163,900,423,971,605,381,120
  5. Step 5: Solve for x
    x = 163,900,423,971,605,381,120/14,128,102,250.03
  6. Step 6: Final answer
    x = 11,601,021,925.73

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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.