Home / 131,485,702.53-181,406,206.62-75,730,006.47

Finding the Fourth Proportional to 131,485,702.53, 181,406,206.62 and 75,730,006.47

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Solution

The fourth proportional to 131,485,702.53, 181,406,206.62 and 75,730,006.47 is: 104,482,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,485,702.53 : 181,406,206.62 = 75,730,006.47 : x
  2. Step 2: Convert to fraction form
    131,485,702.53/181,406,206.62 = 75,730,006.47/x
  3. Step 3: Cross multiply
    131,485,702.53x = 181,406,206.62 × 75,730,006.47
  4. Step 4: Simplify right side
    131,485,702.53x = 13,737,893,201,030,756
  5. Step 5: Solve for x
    x = 13,737,893,201,030,756/131,485,702.53
  6. Step 6: Final answer
    x = 104,482,030.64

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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.