Home / 131,737,075.34-181,796,674.28-72,999,693.90

Finding the Fourth Proportional to 131,737,075.34, 181,796,674.28 and 72,999,693.90

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Solution

The fourth proportional to 131,737,075.34, 181,796,674.28 and 72,999,693.90 is: 100,739,306.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,737,075.34 : 181,796,674.28 = 72,999,693.90 : x
  2. Step 2: Convert to fraction form
    131,737,075.34/181,796,674.28 = 72,999,693.90/x
  3. Step 3: Cross multiply
    131,737,075.34x = 181,796,674.28 × 72,999,693.90
  4. Step 4: Simplify right side
    131,737,075.34x = 13,271,101,574,113,006
  5. Step 5: Solve for x
    x = 13,271,101,574,113,006/131,737,075.34
  6. Step 6: Final answer
    x = 100,739,306.23

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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.