Home / 525,552,111.95-788,406,542.10-193,533,573.65

Finding the Fourth Proportional to 525,552,111.95, 788,406,542.10 and 193,533,573.65

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Solution

The fourth proportional to 525,552,111.95, 788,406,542.10 and 193,533,573.65 is: 290,329,221.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,552,111.95 : 788,406,542.10 = 193,533,573.65 : x
  2. Step 2: Convert to fraction form
    525,552,111.95/788,406,542.10 = 193,533,573.65/x
  3. Step 3: Cross multiply
    525,552,111.95x = 788,406,542.10 × 193,533,573.65
  4. Step 4: Simplify right side
    525,552,111.95x = 152,583,135,577,710,144
  5. Step 5: Solve for x
    x = 152,583,135,577,710,144/525,552,111.95
  6. Step 6: Final answer
    x = 290,329,221.61

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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.