Home / 199,871,724,748.80-299,796,551,602.88-146,143,918,401.60

Finding the Fourth Proportional to 199,871,724,748.80, 299,796,551,602.88 and 146,143,918,401.60

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Solution

The fourth proportional to 199,871,724,748.80, 299,796,551,602.88 and 146,143,918,401.60 is: 219,207,808,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,871,724,748.80 : 299,796,551,602.88 = 146,143,918,401.60 : x
  2. Step 2: Convert to fraction form
    199,871,724,748.80/299,796,551,602.88 = 146,143,918,401.60/x
  3. Step 3: Cross multiply
    199,871,724,748.80x = 299,796,551,602.88 × 146,143,918,401.60
  4. Step 4: Simplify right side
    199,871,724,748.80x = 43,813,442,774,532,362,338,304
  5. Step 5: Solve for x
    x = 43,813,442,774,532,362,338,304/199,871,724,748.80
  6. Step 6: Final answer
    x = 219,207,808,556.20

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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.