Home / 540,307,288,297.95-810,432,388,511.55-177,225,127,031.68

Finding the Fourth Proportional to 540,307,288,297.95, 810,432,388,511.55 and 177,225,127,031.68

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Solution

The fourth proportional to 540,307,288,297.95, 810,432,388,511.55 and 177,225,127,031.68 is: 265,828,327,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,307,288,297.95 : 810,432,388,511.55 = 177,225,127,031.68 : x
  2. Step 2: Convert to fraction form
    540,307,288,297.95/810,432,388,511.55 = 177,225,127,031.68/x
  3. Step 3: Cross multiply
    540,307,288,297.95x = 810,432,388,511.55 × 177,225,127,031.68
  4. Step 4: Simplify right side
    540,307,288,297.95x = 143,628,983,004,547,298,361,344
  5. Step 5: Solve for x
    x = 143,628,983,004,547,298,361,344/540,307,288,297.95
  6. Step 6: Final answer
    x = 265,828,327,907.63

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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.