Home / 567,556,349.86-783,226,681.03-316,645,813.07

Finding the Fourth Proportional to 567,556,349.86, 783,226,681.03 and 316,645,813.07

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Solution

The fourth proportional to 567,556,349.86, 783,226,681.03 and 316,645,813.07 is: 436,970,618.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,556,349.86 : 783,226,681.03 = 316,645,813.07 : x
  2. Step 2: Convert to fraction form
    567,556,349.86/783,226,681.03 = 316,645,813.07/x
  3. Step 3: Cross multiply
    567,556,349.86x = 783,226,681.03 × 316,645,813.07
  4. Step 4: Simplify right side
    567,556,349.86x = 248,005,449,230,121,984
  5. Step 5: Solve for x
    x = 248,005,449,230,121,984/567,556,349.86
  6. Step 6: Final answer
    x = 436,970,618.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.