Home / 447,365,127.81-617,045,859.90-298,611,248.97

Finding the Fourth Proportional to 447,365,127.81, 617,045,859.90 and 298,611,248.97

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Solution

The fourth proportional to 447,365,127.81, 617,045,859.90 and 298,611,248.97 is: 411,871,251.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,365,127.81 : 617,045,859.90 = 298,611,248.97 : x
  2. Step 2: Convert to fraction form
    447,365,127.81/617,045,859.90 = 298,611,248.97/x
  3. Step 3: Cross multiply
    447,365,127.81x = 617,045,859.90 × 298,611,248.97
  4. Step 4: Simplify right side
    447,365,127.81x = 184,256,834,896,506,656
  5. Step 5: Solve for x
    x = 184,256,834,896,506,656/447,365,127.81
  6. Step 6: Final answer
    x = 411,871,251.12

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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.