Home / 607,661,508.80-911,492,274.72-147,596,578.24

Finding the Fourth Proportional to 607,661,508.80, 911,492,274.72 and 147,596,578.24

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Solution

The fourth proportional to 607,661,508.80, 911,492,274.72 and 147,596,578.24 is: 221,394,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,661,508.80 : 911,492,274.72 = 147,596,578.24 : x
  2. Step 2: Convert to fraction form
    607,661,508.80/911,492,274.72 = 147,596,578.24/x
  3. Step 3: Cross multiply
    607,661,508.80x = 911,492,274.72 × 147,596,578.24
  4. Step 4: Simplify right side
    607,661,508.80x = 134,533,140,840,866,064
  5. Step 5: Solve for x
    x = 134,533,140,840,866,064/607,661,508.80
  6. Step 6: Final answer
    x = 221,394,870.16

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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.