Home / 149,535,254.70-224,333,208.45-84,870,038.70

Finding the Fourth Proportional to 149,535,254.70, 224,333,208.45 and 84,870,038.70

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Solution

The fourth proportional to 149,535,254.70, 224,333,208.45 and 84,870,038.70 is: 127,322,270.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,535,254.70 : 224,333,208.45 = 84,870,038.70 : x
  2. Step 2: Convert to fraction form
    149,535,254.70/224,333,208.45 = 84,870,038.70/x
  3. Step 3: Cross multiply
    149,535,254.70x = 224,333,208.45 × 84,870,038.70
  4. Step 4: Simplify right side
    149,535,254.70x = 19,039,168,082,846,668
  5. Step 5: Solve for x
    x = 19,039,168,082,846,668/149,535,254.70
  6. Step 6: Final answer
    x = 127,322,270.06

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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.