Home / 568,044,091,436.39-783,901,268,812.95-307,623,822,133.85

Finding the Fourth Proportional to 568,044,091,436.39, 783,901,268,812.95 and 307,623,822,133.85

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Solution

The fourth proportional to 568,044,091,436.39, 783,901,268,812.95 and 307,623,822,133.85 is: 424,521,103,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,044,091,436.39 : 783,901,268,812.95 = 307,623,822,133.85 : x
  2. Step 2: Convert to fraction form
    568,044,091,436.39/783,901,268,812.95 = 307,623,822,133.85/x
  3. Step 3: Cross multiply
    568,044,091,436.39x = 783,901,268,812.95 × 307,623,822,133.85
  4. Step 4: Simplify right side
    568,044,091,436.39x = 241,146,704,487,814,239,617,024
  5. Step 5: Solve for x
    x = 241,146,704,487,814,239,617,024/568,044,091,436.39
  6. Step 6: Final answer
    x = 424,521,103,420.05

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Double scale
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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.