Home / 230,208,932.08-345,559,217.64-99,116,130.16

Finding the Fourth Proportional to 230,208,932.08, 345,559,217.64 and 99,116,130.16

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Solution

The fourth proportional to 230,208,932.08, 345,559,217.64 and 99,116,130.16 is: 148,780,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,208,932.08 : 345,559,217.64 = 99,116,130.16 : x
  2. Step 2: Convert to fraction form
    230,208,932.08/345,559,217.64 = 99,116,130.16/x
  3. Step 3: Cross multiply
    230,208,932.08x = 345,559,217.64 × 99,116,130.16
  4. Step 4: Simplify right side
    230,208,932.08x = 34,250,492,393,594,004
  5. Step 5: Solve for x
    x = 34,250,492,393,594,004/230,208,932.08
  6. Step 6: Final answer
    x = 148,780,032.49

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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.