Home / 96,997,772.84-145,495,288.86-45,153,378.23

Finding the Fourth Proportional to 96,997,772.84, 145,495,288.86 and 45,153,378.23

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Solution

The fourth proportional to 96,997,772.84, 145,495,288.86 and 45,153,378.23 is: 67,729,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,997,772.84 : 145,495,288.86 = 45,153,378.23 : x
  2. Step 2: Convert to fraction form
    96,997,772.84/145,495,288.86 = 45,153,378.23/x
  3. Step 3: Cross multiply
    96,997,772.84x = 145,495,288.86 × 45,153,378.23
  4. Step 4: Simplify right side
    96,997,772.84x = 6,569,603,807,851,210
  5. Step 5: Solve for x
    x = 6,569,603,807,851,210/96,997,772.84
  6. Step 6: Final answer
    x = 67,729,429.41

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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.