Home / 30,240,864,000.10-45,361,296,000.15-19,792,308,787.30

Finding the Fourth Proportional to 30,240,864,000.10, 45,361,296,000.15 and 19,792,308,787.30

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Solution

The fourth proportional to 30,240,864,000.10, 45,361,296,000.15 and 19,792,308,787.30 is: 29,688,463,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240,864,000.10 : 45,361,296,000.15 = 19,792,308,787.30 : x
  2. Step 2: Convert to fraction form
    30,240,864,000.10/45,361,296,000.15 = 19,792,308,787.30/x
  3. Step 3: Cross multiply
    30,240,864,000.10x = 45,361,296,000.15 × 19,792,308,787.30
  4. Step 4: Simplify right side
    30,240,864,000.10x = 897,804,777,427,085,164,544
  5. Step 5: Solve for x
    x = 897,804,777,427,085,164,544/30,240,864,000.10
  6. Step 6: Final answer
    x = 29,688,463,180.95

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1.5x scale

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.