Home / 418,558,032.68-577,605,501.16-230,382,303.24

Finding the Fourth Proportional to 418,558,032.68, 577,605,501.16 and 230,382,303.24

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Solution

The fourth proportional to 418,558,032.68, 577,605,501.16 and 230,382,303.24 is: 317,925,055.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,558,032.68 : 577,605,501.16 = 230,382,303.24 : x
  2. Step 2: Convert to fraction form
    418,558,032.68/577,605,501.16 = 230,382,303.24/x
  3. Step 3: Cross multiply
    418,558,032.68x = 577,605,501.16 × 230,382,303.24
  4. Step 4: Simplify right side
    418,558,032.68x = 133,070,085,721,335,296
  5. Step 5: Solve for x
    x = 133,070,085,721,335,296/418,558,032.68
  6. Step 6: Final answer
    x = 317,925,055.38

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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.