Home / 111,282,996.48-153,588,924.58-61,739,332.10

Finding the Fourth Proportional to 111,282,996.48, 153,588,924.58 and 61,739,332.10

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Solution

The fourth proportional to 111,282,996.48, 153,588,924.58 and 61,739,332.10 is: 85,210,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,282,996.48 : 153,588,924.58 = 61,739,332.10 : x
  2. Step 2: Convert to fraction form
    111,282,996.48/153,588,924.58 = 61,739,332.10/x
  3. Step 3: Cross multiply
    111,282,996.48x = 153,588,924.58 × 61,739,332.10
  4. Step 4: Simplify right side
    111,282,996.48x = 9,482,477,621,526,474
  5. Step 5: Solve for x
    x = 9,482,477,621,526,474/111,282,996.48
  6. Step 6: Final answer
    x = 85,210,480.68

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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.