Home / 528,427,468,180.65-792,213,459,199.53-165,206,168,953.35

Finding the Fourth Proportional to 528,427,468,180.65, 792,213,459,199.53 and 165,206,168,953.35

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Solution

The fourth proportional to 528,427,468,180.65, 792,213,459,199.53 and 165,206,168,953.35 is: 247,675,524,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,427,468,180.65 : 792,213,459,199.53 = 165,206,168,953.35 : x
  2. Step 2: Convert to fraction form
    528,427,468,180.65/792,213,459,199.53 = 165,206,168,953.35/x
  3. Step 3: Cross multiply
    528,427,468,180.65x = 792,213,459,199.53 × 165,206,168,953.35
  4. Step 4: Simplify right side
    528,427,468,180.65x = 130,878,550,587,635,417,481,216
  5. Step 5: Solve for x
    x = 130,878,550,587,635,417,481,216/528,427,468,180.65
  6. Step 6: Final answer
    x = 247,675,524,965.13

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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.