Home / 111,116,335.05-153,349,962.62-61,572,250.31

Finding the Fourth Proportional to 111,116,335.05, 153,349,962.62 and 61,572,250.31

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Solution

The fourth proportional to 111,116,335.05, 153,349,962.62 and 61,572,250.31 is: 84,974,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,116,335.05 : 153,349,962.62 = 61,572,250.31 : x
  2. Step 2: Convert to fraction form
    111,116,335.05/153,349,962.62 = 61,572,250.31/x
  3. Step 3: Cross multiply
    111,116,335.05x = 153,349,962.62 × 61,572,250.31
  4. Step 4: Simplify right side
    111,116,335.05x = 9,442,102,282,393,172
  5. Step 5: Solve for x
    x = 9,442,102,282,393,172/111,116,335.05
  6. Step 6: Final answer
    x = 84,974,925.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.