Home / 10,392,427,526.96-14,341,736,015.18-5,634,863,768.72

Finding the Fourth Proportional to 10,392,427,526.96, 14,341,736,015.18 and 5,634,863,768.72

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Solution

The fourth proportional to 10,392,427,526.96, 14,341,736,015.18 and 5,634,863,768.72 is: 7,776,212,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392,427,526.96 : 14,341,736,015.18 = 5,634,863,768.72 : x
  2. Step 2: Convert to fraction form
    10,392,427,526.96/14,341,736,015.18 = 5,634,863,768.72/x
  3. Step 3: Cross multiply
    10,392,427,526.96x = 14,341,736,015.18 × 5,634,863,768.72
  4. Step 4: Simplify right side
    10,392,427,526.96x = 80,813,728,652,384,649,216
  5. Step 5: Solve for x
    x = 80,813,728,652,384,649,216/10,392,427,526.96
  6. Step 6: Final answer
    x = 7,776,212,866.80

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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.