Home / 147,792,032.80-221,688,049.20-145,272,608.80

Finding the Fourth Proportional to 147,792,032.80, 221,688,049.20 and 145,272,608.80

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Solution

The fourth proportional to 147,792,032.80, 221,688,049.20 and 145,272,608.80 is: 217,908,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,792,032.80 : 221,688,049.20 = 145,272,608.80 : x
  2. Step 2: Convert to fraction form
    147,792,032.80/221,688,049.20 = 145,272,608.80/x
  3. Step 3: Cross multiply
    147,792,032.80x = 221,688,049.20 × 145,272,608.80
  4. Step 4: Simplify right side
    147,792,032.80x = 32,205,201,247,066,752
  5. Step 5: Solve for x
    x = 32,205,201,247,066,752/147,792,032.80
  6. Step 6: Final answer
    x = 217,908,913.20

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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.