Home / 28,127,875,269.60-42,200,101,079.50-11,331,043,053.90

Finding the Fourth Proportional to 28,127,875,269.60, 42,200,101,079.50 and 11,331,043,053.90

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Solution

The fourth proportional to 28,127,875,269.60, 42,200,101,079.50 and 11,331,043,053.90 is: 16,999,903,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,127,875,269.60 : 42,200,101,079.50 = 11,331,043,053.90 : x
  2. Step 2: Convert to fraction form
    28,127,875,269.60/42,200,101,079.50 = 11,331,043,053.90/x
  3. Step 3: Cross multiply
    28,127,875,269.60x = 42,200,101,079.50 × 11,331,043,053.90
  4. Step 4: Simplify right side
    28,127,875,269.60x = 478,171,162,210,791,653,376
  5. Step 5: Solve for x
    x = 478,171,162,210,791,653,376/28,127,875,269.60
  6. Step 6: Final answer
    x = 16,999,903,392.19

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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.