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Finding the Fourth Proportional to 555,775,283.51, 832,610,657.51 and 370,985,564.15

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Solution

The fourth proportional to 555,775,283.51, 832,610,657.51 and 370,985,564.15 is: 555,775,946.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,775,283.51 : 832,610,657.51 = 370,985,564.15 : x
  2. Step 2: Convert to fraction form
    555,775,283.51/832,610,657.51 = 370,985,564.15/x
  3. Step 3: Cross multiply
    555,775,283.51x = 832,610,657.51 × 370,985,564.15
  4. Step 4: Simplify right side
    555,775,283.51x = 308,886,534,491,794,816
  5. Step 5: Solve for x
    x = 308,886,534,491,794,816/555,775,283.51
  6. Step 6: Final answer
    x = 555,775,946.96

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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.