Home / 608,855,935.47-840,221,191.02-330,397,459.00

Finding the Fourth Proportional to 608,855,935.47, 840,221,191.02 and 330,397,459.00

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Solution

The fourth proportional to 608,855,935.47, 840,221,191.02 and 330,397,459.00 is: 455,948,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,855,935.47 : 840,221,191.02 = 330,397,459.00 : x
  2. Step 2: Convert to fraction form
    608,855,935.47/840,221,191.02 = 330,397,459.00/x
  3. Step 3: Cross multiply
    608,855,935.47x = 840,221,191.02 × 330,397,459.00
  4. Step 4: Simplify right side
    608,855,935.47x = 277,606,946,512,477,856
  5. Step 5: Solve for x
    x = 277,606,946,512,477,856/608,855,935.47
  6. Step 6: Final answer
    x = 455,948,493.46

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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.