Home / 77,670,554,095.36-106,406,889,576.04-74,766,576,822.49

Finding the Fourth Proportional to 77,670,554,095.36, 106,406,889,576.04 and 74,766,576,822.49

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Solution

The fourth proportional to 77,670,554,095.36, 106,406,889,576.04 and 74,766,576,822.49 is: 102,428,506,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,670,554,095.36 : 106,406,889,576.04 = 74,766,576,822.49 : x
  2. Step 2: Convert to fraction form
    77,670,554,095.36/106,406,889,576.04 = 74,766,576,822.49/x
  3. Step 3: Cross multiply
    77,670,554,095.36x = 106,406,889,576.04 × 74,766,576,822.49
  4. Step 4: Simplify right side
    77,670,554,095.36x = 7,955,678,883,929,205,506,048
  5. Step 5: Solve for x
    x = 7,955,678,883,929,205,506,048/77,670,554,095.36
  6. Step 6: Final answer
    x = 102,428,506,872.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.