Home / 423,461,991,697.60-635,380,563,646.86-221,955,838,051.36

Finding the Fourth Proportional to 423,461,991,697.60, 635,380,563,646.86 and 221,955,838,051.36

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Solution

The fourth proportional to 423,461,991,697.60, 635,380,563,646.86 and 221,955,838,051.36 is: 333,032,074,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,461,991,697.60 : 635,380,563,646.86 = 221,955,838,051.36 : x
  2. Step 2: Convert to fraction form
    423,461,991,697.60/635,380,563,646.86 = 221,955,838,051.36/x
  3. Step 3: Cross multiply
    423,461,991,697.60x = 635,380,563,646.86 × 221,955,838,051.36
  4. Step 4: Simplify right side
    423,461,991,697.60x = 141,026,425,485,784,275,484,672
  5. Step 5: Solve for x
    x = 141,026,425,485,784,275,484,672/423,461,991,697.60
  6. Step 6: Final answer
    x = 333,032,074,308.32

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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.