Home / 163,820,596.80-245,412,030.60-98,931,650.70

Finding the Fourth Proportional to 163,820,596.80, 245,412,030.60 and 98,931,650.70

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Solution

The fourth proportional to 163,820,596.80, 245,412,030.60 and 98,931,650.70 is: 148,204,912.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,820,596.80 : 245,412,030.60 = 98,931,650.70 : x
  2. Step 2: Convert to fraction form
    163,820,596.80/245,412,030.60 = 98,931,650.70/x
  3. Step 3: Cross multiply
    163,820,596.80x = 245,412,030.60 × 98,931,650.70
  4. Step 4: Simplify right side
    163,820,596.80x = 24,279,017,288,896,912
  5. Step 5: Solve for x
    x = 24,279,017,288,896,912/163,820,596.80
  6. Step 6: Final answer
    x = 148,204,912.95

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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.