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Finding the Fourth Proportional to 652,366,980.93, 900,266,580.53 and 359,011,548.93

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Solution

The fourth proportional to 652,366,980.93, 900,266,580.53 and 359,011,548.93 is: 495,436,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,366,980.93 : 900,266,580.53 = 359,011,548.93 : x
  2. Step 2: Convert to fraction form
    652,366,980.93/900,266,580.53 = 359,011,548.93/x
  3. Step 3: Cross multiply
    652,366,980.93x = 900,266,580.53 × 359,011,548.93
  4. Step 4: Simplify right side
    652,366,980.93x = 323,206,099,524,194,816
  5. Step 5: Solve for x
    x = 323,206,099,524,194,816/652,366,980.93
  6. Step 6: Final answer
    x = 495,436,018.33

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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.