Home / 165,402,465.90-248,103,698.85-157,466,280.30

Finding the Fourth Proportional to 165,402,465.90, 248,103,698.85 and 157,466,280.30

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Solution

The fourth proportional to 165,402,465.90, 248,103,698.85 and 157,466,280.30 is: 236,199,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,402,465.90 : 248,103,698.85 = 157,466,280.30 : x
  2. Step 2: Convert to fraction form
    165,402,465.90/248,103,698.85 = 157,466,280.30/x
  3. Step 3: Cross multiply
    165,402,465.90x = 248,103,698.85 × 157,466,280.30
  4. Step 4: Simplify right side
    165,402,465.90x = 39,067,966,586,580,888
  5. Step 5: Solve for x
    x = 39,067,966,586,580,888/165,402,465.90
  6. Step 6: Final answer
    x = 236,199,420.45

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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.