Home / 96,705,886.08-133,463,528.64-72,217,084.80

Finding the Fourth Proportional to 96,705,886.08, 133,463,528.64 and 72,217,084.80

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Solution

The fourth proportional to 96,705,886.08, 133,463,528.64 and 72,217,084.80 is: 99,666,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,705,886.08 : 133,463,528.64 = 72,217,084.80 : x
  2. Step 2: Convert to fraction form
    96,705,886.08/133,463,528.64 = 72,217,084.80/x
  3. Step 3: Cross multiply
    96,705,886.08x = 133,463,528.64 × 72,217,084.80
  4. Step 4: Simplify right side
    96,705,886.08x = 9,638,346,965,502,108
  5. Step 5: Solve for x
    x = 9,638,346,965,502,108/96,705,886.08
  6. Step 6: Final answer
    x = 99,666,601.03

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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.