Home / 165,547,453.31-248,312,925.23-61,909,039.25

Finding the Fourth Proportional to 165,547,453.31, 248,312,925.23 and 61,909,039.25

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Solution

The fourth proportional to 165,547,453.31, 248,312,925.23 and 61,909,039.25 is: 92,860,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,547,453.31 : 248,312,925.23 = 61,909,039.25 : x
  2. Step 2: Convert to fraction form
    165,547,453.31/248,312,925.23 = 61,909,039.25/x
  3. Step 3: Cross multiply
    165,547,453.31x = 248,312,925.23 × 61,909,039.25
  4. Step 4: Simplify right side
    165,547,453.31x = 15,372,814,633,570,830
  5. Step 5: Solve for x
    x = 15,372,814,633,570,830/165,547,453.31
  6. Step 6: Final answer
    x = 92,860,471.89

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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.