Home / 549,995,927.04-758,979,231.84-302,477,371.20

Finding the Fourth Proportional to 549,995,927.04, 758,979,231.84 and 302,477,371.20

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Solution

The fourth proportional to 549,995,927.04, 758,979,231.84 and 302,477,371.20 is: 417,410,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,995,927.04 : 758,979,231.84 = 302,477,371.20 : x
  2. Step 2: Convert to fraction form
    549,995,927.04/758,979,231.84 = 302,477,371.20/x
  3. Step 3: Cross multiply
    549,995,927.04x = 758,979,231.84 × 302,477,371.20
  4. Step 4: Simplify right side
    549,995,927.04x = 229,574,042,842,358,528
  5. Step 5: Solve for x
    x = 229,574,042,842,358,528/549,995,927.04
  6. Step 6: Final answer
    x = 417,410,441.71

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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.