Home / 538,903,265.40-808,354,898.10-334,829,921.40

Finding the Fourth Proportional to 538,903,265.40, 808,354,898.10 and 334,829,921.40

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Solution

The fourth proportional to 538,903,265.40, 808,354,898.10 and 334,829,921.40 is: 502,244,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,903,265.40 : 808,354,898.10 = 334,829,921.40 : x
  2. Step 2: Convert to fraction form
    538,903,265.40/808,354,898.10 = 334,829,921.40/x
  3. Step 3: Cross multiply
    538,903,265.40x = 808,354,898.10 × 334,829,921.40
  4. Step 4: Simplify right side
    538,903,265.40x = 270,661,406,994,128,000
  5. Step 5: Solve for x
    x = 270,661,406,994,128,000/538,903,265.40
  6. Step 6: Final answer
    x = 502,244,882.10

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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.