Home / 215,569,007.20-323,353,510.80-62,220,066.40

Finding the Fourth Proportional to 215,569,007.20, 323,353,510.80 and 62,220,066.40

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Solution

The fourth proportional to 215,569,007.20, 323,353,510.80 and 62,220,066.40 is: 93,330,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,569,007.20 : 323,353,510.80 = 62,220,066.40 : x
  2. Step 2: Convert to fraction form
    215,569,007.20/323,353,510.80 = 62,220,066.40/x
  3. Step 3: Cross multiply
    215,569,007.20x = 323,353,510.80 × 62,220,066.40
  4. Step 4: Simplify right side
    215,569,007.20x = 20,119,076,912,649,116
  5. Step 5: Solve for x
    x = 20,119,076,912,649,116/215,569,007.20
  6. Step 6: Final answer
    x = 93,330,099.60

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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.