Home / 165,938,365.10-248,907,547.65-157,435,309.10

Finding the Fourth Proportional to 165,938,365.10, 248,907,547.65 and 157,435,309.10

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Solution

The fourth proportional to 165,938,365.10, 248,907,547.65 and 157,435,309.10 is: 236,152,963.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,938,365.10 : 248,907,547.65 = 157,435,309.10 : x
  2. Step 2: Convert to fraction form
    165,938,365.10/248,907,547.65 = 157,435,309.10/x
  3. Step 3: Cross multiply
    165,938,365.10x = 248,907,547.65 × 157,435,309.10
  4. Step 4: Simplify right side
    165,938,365.10x = 39,186,836,701,600,728
  5. Step 5: Solve for x
    x = 39,186,836,701,600,728/165,938,365.10
  6. Step 6: Final answer
    x = 236,152,963.65

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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.