Home / 100,792,236,093.18-139,093,341,606.92-54,442,663,098.50

Finding the Fourth Proportional to 100,792,236,093.18, 139,093,341,606.92 and 54,442,663,098.50

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Solution

The fourth proportional to 100,792,236,093.18, 139,093,341,606.92 and 54,442,663,098.50 is: 75,130,905,215.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,792,236,093.18 : 139,093,341,606.92 = 54,442,663,098.50 : x
  2. Step 2: Convert to fraction form
    100,792,236,093.18/139,093,341,606.92 = 54,442,663,098.50/x
  3. Step 3: Cross multiply
    100,792,236,093.18x = 139,093,341,606.92 × 54,442,663,098.50
  4. Step 4: Simplify right side
    100,792,236,093.18x = 7,572,611,936,350,119,133,184
  5. Step 5: Solve for x
    x = 7,572,611,936,350,119,133,184/100,792,236,093.18
  6. Step 6: Final answer
    x = 75,130,905,215.25

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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.