Home / 605,368,894.72-908,053,352.66-145,307,064.04

Finding the Fourth Proportional to 605,368,894.72, 908,053,352.66 and 145,307,064.04

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Solution

The fourth proportional to 605,368,894.72, 908,053,352.66 and 145,307,064.04 is: 217,960,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,368,894.72 : 908,053,352.66 = 145,307,064.04 : x
  2. Step 2: Convert to fraction form
    605,368,894.72/908,053,352.66 = 145,307,064.04/x
  3. Step 3: Cross multiply
    605,368,894.72x = 908,053,352.66 × 145,307,064.04
  4. Step 4: Simplify right side
    605,368,894.72x = 131,946,566,666,703,312
  5. Step 5: Solve for x
    x = 131,946,566,666,703,312/605,368,894.72
  6. Step 6: Final answer
    x = 217,960,598.60

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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.