Home / 159,445,402.52-220,034,653.64-86,106,544.52

Finding the Fourth Proportional to 159,445,402.52, 220,034,653.64 and 86,106,544.52

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Solution

The fourth proportional to 159,445,402.52, 220,034,653.64 and 86,106,544.52 is: 118,827,030.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,445,402.52 : 220,034,653.64 = 86,106,544.52 : x
  2. Step 2: Convert to fraction form
    159,445,402.52/220,034,653.64 = 86,106,544.52/x
  3. Step 3: Cross multiply
    159,445,402.52x = 220,034,653.64 × 86,106,544.52
  4. Step 4: Simplify right side
    159,445,402.52x = 18,946,423,698,387,632
  5. Step 5: Solve for x
    x = 18,946,423,698,387,632/159,445,402.52
  6. Step 6: Final answer
    x = 118,827,030.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.