Home / 561,169,897.30-841,754,845.95-255,059,881.30

Finding the Fourth Proportional to 561,169,897.30, 841,754,845.95 and 255,059,881.30

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Solution

The fourth proportional to 561,169,897.30, 841,754,845.95 and 255,059,881.30 is: 382,589,821.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,169,897.30 : 841,754,845.95 = 255,059,881.30 : x
  2. Step 2: Convert to fraction form
    561,169,897.30/841,754,845.95 = 255,059,881.30/x
  3. Step 3: Cross multiply
    561,169,897.30x = 841,754,845.95 × 255,059,881.30
  4. Step 4: Simplify right side
    561,169,897.30x = 214,697,891,091,706,816
  5. Step 5: Solve for x
    x = 214,697,891,091,706,816/561,169,897.30
  6. Step 6: Final answer
    x = 382,589,821.95

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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.