Home / 153,217,929.08-229,825,378.96-70,196,132.16

Finding the Fourth Proportional to 153,217,929.08, 229,825,378.96 and 70,196,132.16

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Solution

The fourth proportional to 153,217,929.08, 229,825,378.96 and 70,196,132.16 is: 105,293,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,217,929.08 : 229,825,378.96 = 70,196,132.16 : x
  2. Step 2: Convert to fraction form
    153,217,929.08/229,825,378.96 = 70,196,132.16/x
  3. Step 3: Cross multiply
    153,217,929.08x = 229,825,378.96 × 70,196,132.16
  4. Step 4: Simplify right side
    153,217,929.08x = 16,132,852,675,198,244
  5. Step 5: Solve for x
    x = 16,132,852,675,198,244/153,217,929.08
  6. Step 6: Final answer
    x = 105,293,504.31

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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.