Home / 266,835,726.59-368,237,063.36-153,742,715.28

Finding the Fourth Proportional to 266,835,726.59, 368,237,063.36 and 153,742,715.28

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Solution

The fourth proportional to 266,835,726.59, 368,237,063.36 and 153,742,715.28 is: 212,167,113.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,835,726.59 : 368,237,063.36 = 153,742,715.28 : x
  2. Step 2: Convert to fraction form
    266,835,726.59/368,237,063.36 = 153,742,715.28/x
  3. Step 3: Cross multiply
    266,835,726.59x = 368,237,063.36 × 153,742,715.28
  4. Step 4: Simplify right side
    266,835,726.59x = 56,613,765,986,096,640
  5. Step 5: Solve for x
    x = 56,613,765,986,096,640/266,835,726.59
  6. Step 6: Final answer
    x = 212,167,113.86

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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.