Home / 140,050,588.40-210,075,882.60-89,158,223.60

Finding the Fourth Proportional to 140,050,588.40, 210,075,882.60 and 89,158,223.60

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Solution

The fourth proportional to 140,050,588.40, 210,075,882.60 and 89,158,223.60 is: 133,737,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,050,588.40 : 210,075,882.60 = 89,158,223.60 : x
  2. Step 2: Convert to fraction form
    140,050,588.40/210,075,882.60 = 89,158,223.60/x
  3. Step 3: Cross multiply
    140,050,588.40x = 210,075,882.60 × 89,158,223.60
  4. Step 4: Simplify right side
    140,050,588.40x = 18,729,992,513,818,148
  5. Step 5: Solve for x
    x = 18,729,992,513,818,148/140,050,588.40
  6. Step 6: Final answer
    x = 133,737,335.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.