Home / 70,240,934.72-96,935,085.20-38,453,332.58

Finding the Fourth Proportional to 70,240,934.72, 96,935,085.20 and 38,453,332.58

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Solution

The fourth proportional to 70,240,934.72, 96,935,085.20 and 38,453,332.58 is: 53,067,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,240,934.72 : 96,935,085.20 = 38,453,332.58 : x
  2. Step 2: Convert to fraction form
    70,240,934.72/96,935,085.20 = 38,453,332.58/x
  3. Step 3: Cross multiply
    70,240,934.72x = 96,935,085.20 × 38,453,332.58
  4. Step 4: Simplify right side
    70,240,934.72x = 3,727,477,069,866,236
  5. Step 5: Solve for x
    x = 3,727,477,069,866,236/70,240,934.72
  6. Step 6: Final answer
    x = 53,067,019.75

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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.