Home / 5,353,052,603.72-7,387,411,957.80-3,210,008,172.20

Finding the Fourth Proportional to 5,353,052,603.72, 7,387,411,957.80 and 3,210,008,172.20

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Solution

The fourth proportional to 5,353,052,603.72, 7,387,411,957.80 and 3,210,008,172.20 is: 4,429,930,828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,052,603.72 : 7,387,411,957.80 = 3,210,008,172.20 : x
  2. Step 2: Convert to fraction form
    5,353,052,603.72/7,387,411,957.80 = 3,210,008,172.20/x
  3. Step 3: Cross multiply
    5,353,052,603.72x = 7,387,411,957.80 × 3,210,008,172.20
  4. Step 4: Simplify right side
    5,353,052,603.72x = 23,713,652,755,946,000,384
  5. Step 5: Solve for x
    x = 23,713,652,755,946,000,384/5,353,052,603.72
  6. Step 6: Final answer
    x = 4,429,930,828.53

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1.5x scale

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.