Home / 235,897,062.28-353,768,574.47-78,287,736.13

Finding the Fourth Proportional to 235,897,062.28, 353,768,574.47 and 78,287,736.13

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Solution

The fourth proportional to 235,897,062.28, 353,768,574.47 and 78,287,736.13 is: 117,406,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,897,062.28 : 353,768,574.47 = 78,287,736.13 : x
  2. Step 2: Convert to fraction form
    235,897,062.28/353,768,574.47 = 78,287,736.13/x
  3. Step 3: Cross multiply
    235,897,062.28x = 353,768,574.47 × 78,287,736.13
  4. Step 4: Simplify right side
    235,897,062.28x = 27,695,740,807,917,752
  5. Step 5: Solve for x
    x = 27,695,740,807,917,752/235,897,062.28
  6. Step 6: Final answer
    x = 117,406,043.72

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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.