Home / 56,944,296.81-78,582,710.52-30,838,209.03

Finding the Fourth Proportional to 56,944,296.81, 78,582,710.52 and 30,838,209.03

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Solution

The fourth proportional to 56,944,296.81, 78,582,710.52 and 30,838,209.03 is: 42,556,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,944,296.81 : 78,582,710.52 = 30,838,209.03 : x
  2. Step 2: Convert to fraction form
    56,944,296.81/78,582,710.52 = 30,838,209.03/x
  3. Step 3: Cross multiply
    56,944,296.81x = 78,582,710.52 × 30,838,209.03
  4. Step 4: Simplify right side
    56,944,296.81x = 2,423,350,053,159,740
  5. Step 5: Solve for x
    x = 2,423,350,053,159,740/56,944,296.81
  6. Step 6: Final answer
    x = 42,556,501.51

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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.