Home / 617,032,865.58-925,554,723.75-156,971,521.50

Finding the Fourth Proportional to 617,032,865.58, 925,554,723.75 and 156,971,521.50

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Solution

The fourth proportional to 617,032,865.58, 925,554,723.75 and 156,971,521.50 is: 235,458,662.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,032,865.58 : 925,554,723.75 = 156,971,521.50 : x
  2. Step 2: Convert to fraction form
    617,032,865.58/925,554,723.75 = 156,971,521.50/x
  3. Step 3: Cross multiply
    617,032,865.58x = 925,554,723.75 × 156,971,521.50
  4. Step 4: Simplify right side
    617,032,865.58x = 145,285,733,218,549,696
  5. Step 5: Solve for x
    x = 145,285,733,218,549,696/617,032,865.58
  6. Step 6: Final answer
    x = 235,458,662.45

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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.