Home / 162,931,808.40-244,397,712.60-145,075,390.80

Finding the Fourth Proportional to 162,931,808.40, 244,397,712.60 and 145,075,390.80

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Solution

The fourth proportional to 162,931,808.40, 244,397,712.60 and 145,075,390.80 is: 217,613,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,931,808.40 : 244,397,712.60 = 145,075,390.80 : x
  2. Step 2: Convert to fraction form
    162,931,808.40/244,397,712.60 = 145,075,390.80/x
  3. Step 3: Cross multiply
    162,931,808.40x = 244,397,712.60 × 145,075,390.80
  4. Step 4: Simplify right side
    162,931,808.40x = 35,456,093,666,071,088
  5. Step 5: Solve for x
    x = 35,456,093,666,071,088/162,931,808.40
  6. Step 6: Final answer
    x = 217,613,086.20

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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.