Home / 771,534,141.48-1,064,590,903.04-454,261,754.03

Finding the Fourth Proportional to 771,534,141.48, 1,064,590,903.04 and 454,261,754.03

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Solution

The fourth proportional to 771,534,141.48, 1,064,590,903.04 and 454,261,754.03 is: 626,806,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,534,141.48 : 1,064,590,903.04 = 454,261,754.03 : x
  2. Step 2: Convert to fraction form
    771,534,141.48/1,064,590,903.04 = 454,261,754.03/x
  3. Step 3: Cross multiply
    771,534,141.48x = 1,064,590,903.04 × 454,261,754.03
  4. Step 4: Simplify right side
    771,534,141.48x = 483,602,930,931,737,728
  5. Step 5: Solve for x
    x = 483,602,930,931,737,728/771,534,141.48
  6. Step 6: Final answer
    x = 626,806,909.68

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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.