Home / 14,217,162,939.19-19,610,237,773.86-9,142,942,001.50

Finding the Fourth Proportional to 14,217,162,939.19, 19,610,237,773.86 and 9,142,942,001.50

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Solution

The fourth proportional to 14,217,162,939.19, 19,610,237,773.86 and 9,142,942,001.50 is: 12,611,184,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,162,939.19 : 19,610,237,773.86 = 9,142,942,001.50 : x
  2. Step 2: Convert to fraction form
    14,217,162,939.19/19,610,237,773.86 = 9,142,942,001.50/x
  3. Step 3: Cross multiply
    14,217,162,939.19x = 19,610,237,773.86 × 9,142,942,001.50
  4. Step 4: Simplify right side
    14,217,162,939.19x = 179,295,266,602,026,467,328
  5. Step 5: Solve for x
    x = 179,295,266,602,026,467,328/14,217,162,939.19
  6. Step 6: Final answer
    x = 12,611,184,620.23

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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.