Home / 88,979,980.01-133,421,314.05-70,653,647.72

Finding the Fourth Proportional to 88,979,980.01, 133,421,314.05 and 70,653,647.72

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Solution

The fourth proportional to 88,979,980.01, 133,421,314.05 and 70,653,647.72 is: 105,941,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,979,980.01 : 133,421,314.05 = 70,653,647.72 : x
  2. Step 2: Convert to fraction form
    88,979,980.01/133,421,314.05 = 70,653,647.72/x
  3. Step 3: Cross multiply
    88,979,980.01x = 133,421,314.05 × 70,653,647.72
  4. Step 4: Simplify right side
    88,979,980.01x = 9,426,702,521,561,740
  5. Step 5: Solve for x
    x = 9,426,702,521,561,740/88,979,980.01
  6. Step 6: Final answer
    x = 105,941,836.81

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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.