Home / 141,579,226,631.88-195,379,411,141.62-76,473,653,627.16

Finding the Fourth Proportional to 141,579,226,631.88, 195,379,411,141.62 and 76,473,653,627.16

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Solution

The fourth proportional to 141,579,226,631.88, 195,379,411,141.62 and 76,473,653,627.16 is: 105,533,684,347.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,579,226,631.88 : 195,379,411,141.62 = 76,473,653,627.16 : x
  2. Step 2: Convert to fraction form
    141,579,226,631.88/195,379,411,141.62 = 76,473,653,627.16/x
  3. Step 3: Cross multiply
    141,579,226,631.88x = 195,379,411,141.62 × 76,473,653,627.16
  4. Step 4: Simplify right side
    141,579,226,631.88x = 14,941,377,413,522,732,875,776
  5. Step 5: Solve for x
    x = 14,941,377,413,522,732,875,776/141,579,226,631.88
  6. Step 6: Final answer
    x = 105,533,684,347.44

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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.