Home / 99,696,528.30-149,565,010.05-56,586,384.30

Finding the Fourth Proportional to 99,696,528.30, 149,565,010.05 and 56,586,384.30

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Solution

The fourth proportional to 99,696,528.30, 149,565,010.05 and 56,586,384.30 is: 84,891,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,696,528.30 : 149,565,010.05 = 56,586,384.30 : x
  2. Step 2: Convert to fraction form
    99,696,528.30/149,565,010.05 = 56,586,384.30/x
  3. Step 3: Cross multiply
    99,696,528.30x = 149,565,010.05 × 56,586,384.30
  4. Step 4: Simplify right side
    99,696,528.30x = 8,463,343,136,522,662
  5. Step 5: Solve for x
    x = 8,463,343,136,522,662/99,696,528.30
  6. Step 6: Final answer
    x = 84,891,051.68

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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.