Home / 705,024,089.40-1,057,536,134.10-543,780,953.40

Finding the Fourth Proportional to 705,024,089.40, 1,057,536,134.10 and 543,780,953.40

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Solution

The fourth proportional to 705,024,089.40, 1,057,536,134.10 and 543,780,953.40 is: 815,671,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,024,089.40 : 1,057,536,134.10 = 543,780,953.40 : x
  2. Step 2: Convert to fraction form
    705,024,089.40/1,057,536,134.10 = 543,780,953.40/x
  3. Step 3: Cross multiply
    705,024,089.40x = 1,057,536,134.10 × 543,780,953.40
  4. Step 4: Simplify right side
    705,024,089.40x = 575,068,007,255,848,256
  5. Step 5: Solve for x
    x = 575,068,007,255,848,256/705,024,089.40
  6. Step 6: Final answer
    x = 815,671,430.10

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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.