Home / 653,953,113.44-902,448,708.59-356,594,603.93

Finding the Fourth Proportional to 653,953,113.44, 902,448,708.59 and 356,594,603.93

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Solution

The fourth proportional to 653,953,113.44, 902,448,708.59 and 356,594,603.93 is: 492,096,961.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,953,113.44 : 902,448,708.59 = 356,594,603.93 : x
  2. Step 2: Convert to fraction form
    653,953,113.44/902,448,708.59 = 356,594,603.93/x
  3. Step 3: Cross multiply
    653,953,113.44x = 902,448,708.59 × 356,594,603.93
  4. Step 4: Simplify right side
    653,953,113.44x = 321,808,339,805,008,064
  5. Step 5: Solve for x
    x = 321,808,339,805,008,064/653,953,113.44
  6. Step 6: Final answer
    x = 492,096,961.07

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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.