Home / 517,032,130.32-713,500,862.04-294,013,898.64

Finding the Fourth Proportional to 517,032,130.32, 713,500,862.04 and 294,013,898.64

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Solution

The fourth proportional to 517,032,130.32, 713,500,862.04 and 294,013,898.64 is: 405,737,202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,032,130.32 : 713,500,862.04 = 294,013,898.64 : x
  2. Step 2: Convert to fraction form
    517,032,130.32/713,500,862.04 = 294,013,898.64/x
  3. Step 3: Cross multiply
    517,032,130.32x = 713,500,862.04 × 294,013,898.64
  4. Step 4: Simplify right side
    517,032,130.32x = 209,779,170,131,381,152
  5. Step 5: Solve for x
    x = 209,779,170,131,381,152/517,032,130.32
  6. Step 6: Final answer
    x = 405,737,202.45

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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.