Home / 165,402,068.40-248,103,102.60-162,851,151.60

Finding the Fourth Proportional to 165,402,068.40, 248,103,102.60 and 162,851,151.60

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Solution

The fourth proportional to 165,402,068.40, 248,103,102.60 and 162,851,151.60 is: 244,276,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,402,068.40 : 248,103,102.60 = 162,851,151.60 : x
  2. Step 2: Convert to fraction form
    165,402,068.40/248,103,102.60 = 162,851,151.60/x
  3. Step 3: Cross multiply
    165,402,068.40x = 248,103,102.60 × 162,851,151.60
  4. Step 4: Simplify right side
    165,402,068.40x = 40,403,875,973,942,952
  5. Step 5: Solve for x
    x = 40,403,875,973,942,952/165,402,068.40
  6. Step 6: Final answer
    x = 244,276,727.40

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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.